1. ELIGIBILITY: This promotion (“Promotion”) is open to Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Promotional Day” shall mean Sundays, November 2, 9, 16, 23, and 30, 2025 between 11:00 a.m. and 10:00 p.m.

4. REGISTRATION: At any time during a Promotional Day, a Member must visit a promotional kiosk on the casino floor to swipe their card and select the Promotion. After a Member has appropriately selected the Promotion, tier credits earned on the Promotional Day thereafter, as provided by Encore Boston Harbor’s Wynn rewards records, shall be multiplied by two (2). In order for eligible tier credits to be multiplied, Members must close their slot or table session during the Promotional Day by removing their Wynn Rewards card from the slot machine or by requesting a table games supervisor to close their session.

5. PRIZES: No substitution or transfer of prizes is permitted. All prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

6. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

7. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time.

8. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

9. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members who earn the Required Tier Credits during each Promotional Day.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Earning Period” shall mean 10:00 a.m. to 7:30 p.m. on a Promotional Day.

“Kiosk Redemption Period” shall mean between 10:00 a.m. and 8:00 p.m. on the applicable Promotional Day.

“Maximum Number of Prizes” shall mean a total of four (4) Prizes on each Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Mystery Card Prize” shall mean between $100.00 to $250.00 in FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) or between $500.00 and $10,000.00 in cash.

“Prize” shall mean between $10.00 to $250.00 in free slot play or a Mystery Card Prize, determined randomly.

“Promotional Days” shall mean Mondays, December 1, 8, 15, 22, and 29, 2025.

“Redemption Period” shall mean between 1:00 p.m. and 8:00 p.m. on the applicable Promotional Day.

“Required Tier Credits” shall mean fifty (50) tier credits per Prize.

4. REDEMPTION: Members who earn the Required Tier Credits during the applicable Earning Period must close their slot or table session during the Earning Period by removing their Wynn Rewards card from the slot machine or by requesting a table games supervisor to close their session. Following the closure of the session, the Member must visit a promotional kiosk during the Kiosk Redemption Period and then visit the Promotions Rooms during the Redemption Period to receive a Mystery Card Prize. Members who receive a Mystery Card Prize must reveal it in the presence of an Encore Boston Harbor employee to be valid. Valid identification required.

5. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play valued at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance. Free table play kiosk vouchers and cash prize redemption forms must be redeemed by Member at the Main Cashier by 11:59 p.m. on the date of issuance.

6. MAXIMUM NUMBER OF PRIZES: Members are eligible to participate in this Promotion up to the Maximum Number of Prizes.

7. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

8. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

9. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

10. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

11. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Maximum Number of Prizes” shall mean a total of one (1) Prize per Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Prize” shall mean (i) between $10.00 and $5,000.00 in FREECREDIT (“free slot play”), determined randomly.

“Promotional Day(s)” shall mean Tuesdays, December 2, 9, 16, 23, and 30, 2025, between 12:00 p.m. and 10:00 p.m. (each, a “Promotional Day”).

4. REGISTRATION: At any time during a Promotional Day, a Member must visit a promotional kiosk on the casino floor to select the promotion and receive a Prize.

5. REDEMPTION: Free slot play will be automatically loaded to a Member's Wynn Rewards account.

6. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play valued at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance.

7. MAXIMUM NUMBER OF PRIZES: Members are eligible to receive only the Maximum Number of Prizes.

8. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

9. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

11. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Promotional Day” shall mean Wednesdays, December 3, 10, 17, and 24, 2025 and Sundays, December 7, 14, 21, and 28, 2025, between 11:00 a.m. and 10:00 p.m.

4. REGISTRATION: At any time during a Promotional Day, a Member must visit a promotional kiosk on the casino floor to swipe their card and select the Promotion. After a Member has appropriately selected the Promotion, tier credits earned on the Promotional Day thereafter, as provided by Encore Boston Harbor’s Wynn rewards records, shall be multiplied by two (2). In order for eligible tier credits to be multiplied, Members must close their slot or table session during the Promotional Day by removing their Wynn Rewards card from the slot machine or by requesting a table games supervisor to close their session.

5. PRIZES: No substitution or transfer of prizes is permitted. All prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

6. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

7. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

8. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

9. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This gift promotion (“Promotion”) is open to Eligible Members.

2. AGREEMENT TO RULES: By participating in this Promotion, an Eligible Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, the Eligible Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. HOW TO CLAIM A GIFT: During the applicable Promotional Day, Eligible Members must visit a promotional kiosk to select a Gift, subject to availability. Once a gift is selected, Eligible Members will receive a voucher to redeem at the applicable Gift Pick-Up Location; provided that FREECREDIT (“free slot play”) will be automatically loaded to the Eligible Member’s account and free table play (in the form of promotional chips) (collectively, “free play”) can be redeemed at the Main Cashier. All Gifts must be redeemed during the applicable Promotional Day. Gifts are available on a first come, first served basis. An Eligible Member’s selection of a Gift on a promotional kiosk and printing of a voucher does not reserve the Gift. Gifts must be claimed in-person by the Eligible Member only. Valid identification will be required.

4. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Eligible Members” shall mean invited Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions.

“Gift Pick-Up Location” shall mean the Promotions Room, unless otherwise provided herein.

“Gift” shall mean one (1) of each of the following for the applicable Promotional Days:

December 3 or 4, 2025: Duffel Bag with Toiletery Bag or $25.00 in free play

December 10 or 11, 2025: Rechargeable Heated and Cooled Gloves or $25.00 in free play

December 17 or 18, 2025: APEXEL Mobile Photo Lens or $25.00 in free play

December 24 or 25, 2025: $25.00/$50.00/$100.00 in free play which may be redeemed at the promotional kiosk in the case of free slot play, or at the Main Cage in the case of free table play

“Promotional Day” shall mean the applicable Wednesday or Thursday in December 2025 between 2:00 p.m. to 8:00 p.m., provided that Black and Platinum Tier+ Eligible Members may also pick up between 12:00 p.m. and 2:00 p.m., and further provided that for the December 24 or 25, 2025 Promotional Days, all Members may pick up between 12:00 p.m. and 8:00 p.m.

5. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 is valid for one (1) calendar day after the date and time of issuance. Free slot play valued at $100.00 and above is valid for thirty (30) calendar days. Free table play vouchers must be redeemed for promotional chips at the Main Cashier before 11:59 p.m. on the applicable Promotional Day.

6. MEDIA CONSENT: By participating in this Promotion, an Eligible Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

7. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor reserves the right to offer alternate or substitute Gifts in its sole and absolute discretion, with or without prior notice. Gifts have no cash equivalent. Encore Boston Harbor has no responsibility to replace lost, stolen or damaged Gifts and makes no representation or warranty regarding the Gifts. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Gifts may not be awarded. Eligible Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Gift.

8. LIABILITIES: By participating in this Promotion, an Eligible Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not, in connection with claiming a Gift, use or misuse of a Gift.

9. PROMOTION SPONSOR: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to invited Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Maximum Number of Prizes” shall mean a total of one (1) Prize per Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Prize” shall mean (i) between $10.00 to $1,800.00 of FREECREDIT (“free slot play”), determined based on play.

“Promotional Day” shall mean each of Saturday, December 6 and 27, 2025 between 6:00 a.m. to 5:59 a.m. the following day.

4. REDEMPTION: At any time during a Promotional Day, a Member may instantly redeem their Prize by inserting their Wynn Rewards card into any eligible slot machine and entering their PIN. Multi-Hand Video Poker, and ETGs (i.e., Electronic Roulette, Craps, Big 6) are excluded.

5. FREE SLOT PLAY EXPIRATION: Free slot play is only valid during the Promotional Day.

6. MAXIMUM NUMBER OF PRIZES: Members are only eligible to receive the Maximum Number of Prizes.

7. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

8. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

9. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

10. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

11. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members who are not invited to the Saturday Gift Giveaways on Saturdays, December 13 and 20, 2025.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Maximum Number of Prizes” shall mean a total of one (1) Prize per Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Prize” shall mean between $10.00 and $10,000.00 in FREECREDIT (“free slot play”), determined randomly.

“Promotional Day(s)” shall mean Saturdays, December 13 and 20, 2025, between 12:00 p.m. and 8:00 p.m.

4. REGISTRATION: At any time during a Promotional Day, a Member must visit a promotional kiosk on the casino floor to select the promotion and receive a Prize.

5. REDEMPTION: Free slot play will be automatically loaded to a Member's account.

6. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance.

7. MAXIMUM NUMBER OF PRIZES: Members are eligible to receive only the Maximum Number of Prizes.

8. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

9. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

11. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean between 12:00 p.m. and 9:29 p.m. on the Drawing Day.

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing.

“Drawing Day” shall mean Friday, December 19, 2025.

“Earning Period” shall mean from 6:00 a.m. on Monday, December 1, 2025, through 9:29 p.m. on the Drawing Day.

“Entry Multipliers” shall mean (i) for Red Tier – 5x entries; (ii) for Platinum Tier – 10x entries; and (iii) for Black Tier+ – 20x entries.

“Grand Prize” shall mean between $2,500.00 and $50,000.00 in cash.

“Multiplier Days” shall mean Fridays, December 5, 12, and 19, 2025.

“Prize” shall mean between $100.00 and $1,000.00 in cash.

“Slot Point Threshold” shall mean five (5) slot points.

4. EARNING PERIOD: Members with rated play during the Earning Period will receive one (1) Complimentary Entry and additional drawing entries for every Slot Point Threshold or equivalent theoretical win in table play earned during the Earning Period. Members may earn Entry Multipliers during the Multiplier Days. Members may view their drawing entries at any promotional kiosk throughout the Earning Period. In the event of system downtime, rated play may not be recorded and Prizes may not be awarded. Encore Boston Harbor shall not be responsible for any system downtime, play not recorded, or Prizes not awarded.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. PRIZES: On the Drawing Day, ten (10) winners will be drawn every half hour from 1:00 p.m. until 9:00 p.m. At 9:30 p.m. on the Drawing Day, five(5) winners will be drawn for a Grand Prize. Prize winners will be announced on the casino floor. All winners must be present to win and must claim their prize in accordance with the procedures and in the time frames set forth in Section 7 at the Wynn Rewards desk closest to the Promotions Room.

7. CASH REDEMPTION/CLAIMING OF PRIZES: All Prizes and Grand Prizes must be claimed by 10:00 p.m. on the Drawing Day at the Wynn Rewards desk closest to the Promotions Rooms. Prizes thereafter unclaimed shall be forfeited and not awarded. Prize redemption forms for cash prizes must be redeemed at the Main Cashier before 11:59 p.m. on the Drawing Day.

8. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize and one (1) Grand Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted. Valid identification required.

9. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

11. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This gift promotion (“Promotion”) is open to Eligible Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. HOW TO CLAIM A GIFT: During the Promotional Day, Eligible Members must visit a promotional kiosk to select a Gift, subject to availability. Once a Gift is selected, Eligible Members will receive a voucher to redeem at the applicable Gift Pick-Up Location; provided that FREECREDIT (“free slot play”) will be automatically loaded to the Member’s account and free table play (in the form of promotional chips) (collectively, “free play”) can be redeemed at the Main Cashier. All Gifts must be redeemed during the Promotional Day. Gifts are available on a first come, first served basis. A Member’s selection of a Gift on a promotional kiosk or printing of a voucher does not reserve the Gift. Gifts must be claimed in-person by the Eligible Member only. Valid identification will be required.

4. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Eligible Members” shall mean invited Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Gift Pick-Up Location” shall mean the Promotions Room.

“Gift” shall mean one (1) $100.00/$200.00 VISA Gift Card or the equivalent value in free play, based on play.

“Promotional Day” shall mean Saturday, December 20, 2025, between 2:00 p.m. and 8:00 p.m., provided that Black and Platinum Tier+ Eligible Members may also pick up between 12:00 p.m. and 2:00 p.m.

5. FREE PLAY EXPIRATION: Free slot play expires within thirty (30) calendar days of the date and time of issuance. Free table play vouchers must be redeemed for promotional chips at the Main Cashier before 11:59 p.m. on the Promotional Day.

6. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

7. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor reserves the right to offer alternate or substitute Gifts in its sole and absolute discretion, with or without prior notice. Gifts have no cash equivalent. Encore Boston Harbor has no responsibility to replace lost, stolen or damaged Gifts and makes no representation or warranty regarding the Gifts. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Gifts may not be awarded. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Gift.

8. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not, in connection with claiming a Gift, use or misuse of a Gift.

9. PROMOTION SPONSOR: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing provided to invited Members via mail (provided that they have not opted out of receiving mail communication from their Wynn Rewards account and that their mailing address on file is in the United States and valid). Encore Boston Harbor shall not be responsible for delayed, lost or otherwise undelivered mail or mail sent in error.

“Drawing Day” shall mean Sunday, December 21, 2025, beginning at 9:30 a.m.

“Earning Period” shall mean from 6:00 a.m. on Monday, November 24, 2025, through 7:59 p.m. on the Drawing Day.

“Prize” shall mean FREECREDIT (“free slot play”) valued between $50.00 to $1,000.00.

“Registration Deadline” shall mean 7:59 p.m. on the Drawing Day.

4. EARNING PERIOD: Invited Members will receive one Complimentary Entry and any Member who receives a hand pay jackpot of $1,200.00 or more during the Earning Period will receive one (1) drawing entry provided that they are carded-in at the time of the jackpot. In the event of system downtime, rated play may not be recorded and Prizes may not be awarded. Encore Boston Harbor shall not be responsible for any play not recorded or Prizes not awarded.

5. REGISTRATION: To be eligible for the drawing, Members must personally deposit their Complimentary Entry or additional entries into the drawing barrel. Any entries deposited on behalf of Member by a third party shall be disqualified from participation in the Promotion. The Complimentary Entry or additional entries must be in the drawing barrel located near The Sportsbook on the Drawing Day by the Registration Deadline.

6. PRIZES: On the Drawing Day, twenty-five (25) winners will be drawn every hour from 11:00 a.m. until 8:00 p.m. Prize winners will be announced on the casino floor. Free slot play will be manually added to a Member’s account and Members do not need to be present to win.

7. FREE SLOT PLAY EXPIRATION: Free slot play valued at less than $100.00 is valid for one (1) calendar day after the date and time of issuance. Free slot play valued at $100.00 and above is available for thirty (30) calendar days after the date and time of issuance.

8. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted.

9. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

11. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This gift promotion (“Promotion”) is open to Eligible Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. HOW TO CLAIM A GIFT: During the Promotional Day, Eligible Members must visit a promotional kiosk to receive a voucher for one (1) Gift. Gifts can be redeemed at the Gift Pick-Up Location; provided that FREECREDIT (“free slot play”) will be automatically loaded to the Member’s account and free table play (in the form of promotional chips) can be redeemed at the Main Cashier. All Gifts must be redeemed during the Promotional Day. Gifts are available on a first come, first served basis. An Eligible Member’s selection of a Gift on a promotional kiosk and printing of a voucher does not reserve the Gift. Gifts must be claimed in-person by the Eligible Member only. Valid identification will be required.

4. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Eligible Members” shall mean invited Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Gift Pick-Up Location” shall mean the Promotions Room.

“Gift” shall mean one (1) $50.00 lottery ticket, or in the sole discretion of Encore Boston Harbor, free play valued at $50.00.

“Promotional Day” shall mean Thursday, December 25, 2025 between 4:00 p.m. and 12:00 a.m.

5. FREE PLAY EXPIRATION: Free slot play expires within one (1) calendar day of the date and time of issuance. Free table play vouchers must be redeemed for promotional chips at the Main Cage before 12:00 a.m. on the Promotional Day.

6. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

7. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor reserves the right to offer alternate or substitute Gifts in its sole and absolute discretion, with or without prior notice. Gifts have no cash equivalent. Encore Boston Harbor has no responsibility to replace lost, stolen or damaged Gifts and makes no representation or warranty regarding the Gifts. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Gift. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Gifts may not be awarded.

8. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not, in connection with claiming a Gift, use or misuse of a Gift.

9. PROMOTION SPONSOR: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean between 12:00 p.m. and 9:29 p.m. on the Drawing Day.

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing.

“Drawing Day” shall mean Friday, December 26, 2025.

“Earning Period” shall mean from 6:00 a.m. on Monday, December 1, 2025, through 9:29 p.m. on the Drawing Day.

“Entry Multipliers” shall mean (i) for Red Tier – 5x entries; (ii) for Platinum Tier – 10x entries; and (iii) for Black Tier+ – 20x entries.

“Grand Prize” shall mean (i) FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued between $50.00 and $2,500.00 to be available for redemption each Friday beginning on the Drawing Day and ending fifty-one (51) weeks thereafter.

“Multiplier Days” shall mean Fridays, December 5, 12, 19, and 26, 2025.

“Prize” shall mean free play valued between $50.00 and $1,000.00.

“Slot Point Threshold” shall mean five (5) slot points.

4. EARNING PERIOD: Members with rated play during the Earning Period will receive one (1) Complimentary Entry and additional drawing entries for every Slot Point Threshold or equivalent theoretical win in table play earned during the Earning Period. Members may earn Entry Multipliers during the Multiplier Days. Members may view their drawing entries at any promotional kiosk throughout the Earning Period. In the event of system downtime, rated play may not be recorded. Encore Boston Harbor shall not be responsible for any play not recorded or Prizes not awarded. Valid identification required.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. PRIZES: On the Drawing Day, fifteen (15) winners will be drawn every thirty (30) minutes from 1:00 p.m. until 9:00 p.m. At 9:30 p.m. on the Drawing Day, five (5) winners will be drawn for a Grand Prize. Free slot play Prizes will be added to a Member’s account and Members do not need to be present to win. All Grand Prize winners must be present to win and must claim their prize in accordance with the procedures and in the time frames set forth in this Section 6 at the Wynn Rewards desk closest to the Promotions Room. If a selected Grand Prize winner is not present, is ineligible, or fails to claim the prize by 9:45 p.m. on the Drawing Day, the prize will be forfeited, and an alternate winner will not be selected. Prize winners will be announced on the casino floor.

7. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play valued at $100.00 and above is available for thirty (30) calendar days after the date and time of issuance, provided, however, that Grand Prize free play shall be available to redeem on the kiosk from 6:00 a.m. to 11:59 p.m. on the relevant Friday that it is awarded and shall be available for use twenty-four (24) hours following such redemption. Free table play vouchers (for promotional chips) must be redeemed at the Main Cashier before 11:59 p.m. on the Drawing Day.

8. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize and one (1) Grand Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted.

9. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

11. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean 11:00 a.m. to 6:29 p.m. on the Drawing Day.

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing.

“Drawing Day” shall mean Sunday, December 28, 2025.

“Earning Period” shall mean from 6:00 a.m. on Monday, December 1, 2025, through 6:29 p.m. on the Drawing Day.

“Entry Multipliers” shall mean (i) for Red Tier – 5x entries; (ii) for Platinum Tier – 10x entries; and (iii) for Black Tier+ – 20x entries.

“Grand Prize” shall mean (i) FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued between $1,500.00 and $2,500.00, or (ii) cash between $3,000.00 and $25,000.00.

“Multiplier Days” shall mean Sundays, December 7, 14, 21, and 28, 2025.

“Prize” shall mean free play valued at $250.00.

“Slot Point Threshold” shall mean twenty-five (25) slot points.

4. EARNING PERIOD: Members with rated play during the Earning Period will receive one (1) Complimentary Entry and one (1) drawing entry for every Slot Point Threshold or equivalent theoretical win in table play earned during the Earning Period. Members may earn Entry Multipliers during the Multiplier Days. Members may view their drawing entries at any promotional kiosk throughout the Earning Period. In the event of system downtime, rated play may not be recorded. Encore Boston Harbor shall not be responsible for any play not recorded.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. PRIZES: On the Drawing Day, ten (10) winners will be drawn every thirty (30) minutes from 12:00 p.m. until 6:00 p.m. At 6:30 p.m. on the Drawing Day, ten (10) winners will be drawn for the Grand Prize. If a selected cash Grand Prize winner is not present, is ineligible, or fails to claim the prize within five (5) minutes from the time award notification was sent, the prize will be forfeited, and an alternate winner will be selected. If a cash Grand Prize is not claimed after two (2) selection attempts, subsequent alternate winners will have two (2) minutes from the time award notification was sent to claim their prize. Subsequent alternate winners will be selected, to the extent necessary, until 6:58 p.m. Cash Prizes unclaimed thereafter will be forfeited and will not be awarded. Prize winners will be announced on the casino floor. Free slot play will be added to a Member’s account and Members do not need to be present to win. Encore Boston Harbor shall have no liability for a winner's failure to receive notices.

7. FREE PLAY EXPIRATION: Free slot play valued at $100.00 and above is available for thirty (30) calendar days after the date and time of issuance. Table play vouchers must be redeemed for promotional chips at the Main Cashier before 11:59 p.m. on the Drawing Day.

8. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize per drawing session. Prize Redemption Forms for cash prizes must be redeemed at the Main Cashier by 11:59 p.m. on the Drawing Day. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted.

9. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

11. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Maximum Number of Prizes” shall mean a total of one (1) Prize on the Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Prize” shall mean (i) $500.00 in FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) (1,000 winners), (ii) between $5,000.00 and $50,000.00 in free play (45 winners), (iii) $100,000.00 in free play (1 winner), or (iv) $10.00 or $25.00 in free play, pre-determined at random.

“Promotional Day” shall mean Wednesday, December 31, 2025 between 10:00 a.m. and 6:00 p.m.

4. REGISTRATION: At any time during the Promotional Day, a Member must visit a promotional kiosk on the casino floor to select the Promotion and receive a Prize.

5. REDEMPTION: Free slot play valued at less than $25,000.00 shall be automatically loaded to a Member’s account. Kiosk vouchers for Prizes of $25,000.00 or above must be redeemed by Member by 11:59 p.m. of the date of issuance at the main Wynn Rewards desk.

6. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play valued at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance. Free table play kiosk forms must be redeemed by Member at the Main Cashier by 11:59 p.m. of the date of issuance.

7. MAXIMUM NUMBER OF PRIZES: Members are eligible to participate in this Promotion up to the Maximum Number of Prizes.

8. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

9. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Valid identification required.

11. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This gift promotion (“Promotion”) is open to Eligible Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. HOW TO CLAIM A GIFT: During the Promotional Day, Eligible Members must visit a promotional kiosk to select the Promotion and receive a voucher to redeem at the applicable Gift Pick-Up Location; provided that FREECREDIT (“free slot play”) will be automatically loaded to the Member’s account and free table play (in the form of promotional chips) (collectively, “free play”) can be redeemed at the Main Cashier. All Gifts must be redeemed during the Promotional Day. Gifts are available on a first come, first served basis. A Member’s selection of a Gift on a promotional kiosk or printing of a voucher does not reserve the Gift. Gifts must be claimed in-person by the Eligible Member only. Valid identification will be required.

4. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Eligible Members” shall mean invited Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Gift Pick-Up Location” shall mean the Promotions Room.

“Gift” shall mean one (1) Encore Branded WeatherTec Jacket, or in the sole discretion of Encore Boston Harbor, free play valued at $25.00. Jackets are available in limited sizes (M-4XL).

“Promotional Day” shall mean Saturday, December 27, 2025, between 2:00 p.m. and 8:00 p.m., provided that Black and Platinum Tier+ Eligible Members may also pick up between 12:00 p.m. and 2:00 p.m.

5. FREE PLAY EXPIRATION: Free slot play expires within one (1) calendar day of the date and time of issuance. Free table play vouchers must be redeemed for promotional chips at the Main Cashier before 11:59 p.m. on the Promotional Day.

6. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

7. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor reserves the right to offer alternate or substitute Gifts in its sole and absolute discretion, with or without prior notice. Gifts have no cash equivalent. Encore Boston Harbor has no responsibility to replace lost, stolen or damaged Gifts and makes no representation or warranty regarding the Gifts. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Gifts may not be awarded. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Gift.

8. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not, in connection with claiming a Gift, use or misuse of a Gift.

9. PROMOTION SPONSOR: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Maximum Number of Prizes” shall mean a total of one (1) Prize on the Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Prize” shall mean between $10.00 and $500.00 in FREECREDIT (“free slot play”) or $10,000.00 in cash, determined randomly.

“Promotional Day” shall mean Thursday, January 1, 2026, between 11:00 a.m. and 10:00 p.m.

4. REGISTRATION: At any time during a Promotional Day, a Member must visit a promotional kiosk on the casino floor to select the promotion and receive a Prize.

5. REDEMPTION: Free slot play will be automatically loaded to a Member's account.

6. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance.

7. MAXIMUM NUMBER OF PRIZES: Members are eligible to receive only the Maximum Number of Prizes.

8. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

9. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

11. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Earning Period” shall mean 11:00 a.m. to 9:45 p.m. on the Promotional Day.

“Maximum Number of Prizes” shall mean a total of two (2) Prizes on the Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Prize” shall mean (i) between $10.00 and $25,000.00 in FREECREDIT (“free slot play”), determined randomly.

“Promotional Day” shall mean Friday, January 2, 2026, between 11 a.m.–10 p.m.

“Required Tier Credits” shall mean twenty-five (25) tier credits.

4. REGISTRATION: At any time during a Promotional Day, and after earning the Required Tier Credits, a Member must visit a promotional kiosk on the casino floor to select the promotion and receive a Prize. For purposes of clarity, a Member may receive a Prize on the Promotional Day by selecting the Promotion on the promotional kiosk, and may receive an additional Prize on the Promotional Day by doing the same after earning the Required Tier Credits during the Earning Period.

5. REDEMPTION: Free slot play will be automatically loaded to a Member's Wynn Rewards account.

6. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play valued at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance.

7. MAXIMUM NUMBER OF PRIZES: Members are eligible to receive only the Maximum Number of Prizes.

8. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

9. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

11. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This gift promotion (“Promotion”) is open to Eligible Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. HOW TO CLAIM A GIFT: During the Promotional Day, Eligible Members must visit a promotional kiosk to select a Gift, subject to availability. Once a Gift is selected, Eligible Members will receive a voucher to redeem at the applicable Gift Pick-Up Location; provided that FREECREDIT (“free slot play”) will be automatically loaded to the Member’s account and free table play (in the form of promotional chips) (collectively, “free play”) can be redeemed at the Main Cashier. All Gifts must be redeemed during the Promotional Day. Gifts are available on a first come, first served basis. A Member’s selection of a Gift on a promotional kiosk or printing of a voucher does not reserve the Gift. Gifts must be claimed in-person by the Eligible Member only. Valid identification will be required.

4. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Eligible Members” shall mean invited Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Gift Pick-Up Location” shall mean the Promotions Room.

“Gift” shall mean one (1) Amazon Echo Auto or free play valued at $50.00.

“Promotional Day” shall mean Saturday, January 3, 2026, between 2:00 p.m. and 8:00 p.m., provided that Black and Platinum Tier+ Eligible Members may also pick up between 12:00 p.m. and 2:00 p.m.

5. FREE PLAY EXPIRATION: Free slot play expires within one (1) calendar day of the date and time of issuance. Free table play vouchers must be redeemed for promotional chips at the Main Cashier before 11:59 p.m. on the Promotional Day.

6. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

7. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor reserves the right to offer alternate or substitute Gifts in its sole and absolute discretion, with or without prior notice. Gifts have no cash equivalent. Encore Boston Harbor has no responsibility to replace lost, stolen or damaged Gifts and makes no representation or warranty regarding the Gifts. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Gifts may not be awarded. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Gift.

8. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not, in connection with claiming a Gift, use or misuse of a Gift.

9. PROMOTION SPONSOR: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members who are not invited to the Gift Giveaways on each respective Promotional Day.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Maximum Number of Prizes” shall mean a total of one (1) Prize on each Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Prize” shall mean between $10.00 and $10,000.00 in FREECREDIT (“free slot play”), determined randomly.

“Promotional Days” shall mean each of Saturday, January 3, 17, and 31, 2026, between 12:00 p.m. and 8:00 p.m.

4. REGISTRATION: At any time during a Promotional Day, a Member must visit a promotional kiosk on the casino floor to select the promotion and receive a Prize.

5. REDEMPTION: Free slot play will be automatically loaded to a Member's account.

6. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance.

7. MAXIMUM NUMBER OF PRIZES: Members are eligible to receive only the Maximum Number of Prizes.

8. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

9. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

11. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to active Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) as of December 22, 2025 (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean between 11:00 a.m. and 7:59 p.m. on the Drawing Day.

“Drawing Day” shall mean Sunday, January 4, 2026.

“Earning Period” shall mean from 6:00 a.m. on Wednesday, January 1, 2025, through 7:59 p.m. on Sunday, December 21, 2025.

“Prize” shall mean FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued from $200.00 to $2,500.00.

4. EARNING PERIOD: Members who received a hand pay jackpot of $1,200.00 or more during the Earning Period will receive one (1) drawing entry provided that they were carded-in at the time of the jackpot. In the event of system downtime, rated play may not be recorded and Prizes may not be awarded. Encore Boston Harbor shall not be responsible for any play not recorded or Prizes not awarded.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. PRIZES: On the Drawing Day, fifteen (15) winners will be drawn every half hour from 12:00 p.m. until 8:00 p.m. Prize winners will be announced on the casino floor. Free slot play will be automatically added to a Member’s account and Members do not need to be present to win.

7. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize per drawing session. The number of drawing entries available to each Member shall be based upon Encore Boston Harbor’s records as of December 22, 2025. Encore Boston Harbor shall not be responsible for any inaccuracies or discrepancies in available Wynn Rewards data. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted. Valid identification required. Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

8. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

9. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

10. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

11. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members who earn the Required Tier Credits during each Promotional Day.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Earning Period” shall mean 10:00 a.m. to 7:30 p.m. on a Promotional Day.

“Kiosk Redemption Period” shall mean between 10:00 a.m. and 8:00 p.m. on the applicable Promotional Day.

“Maximum Number of Prizes” shall mean a total of four (4) Prizes on each Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Mystery Card Prize” shall mean between $100.00 to $250.00 in FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) or between $500.00 and $10,000.00 in cash.

“Prize” shall mean between $10.00 to $250.00 in free slot play or a Mystery Card Prize, determined randomly.

“Promotional Days” shall mean Mondays, January 5, 12, and 26, 2026.

“Redemption Period” shall mean between 1:00 p.m. and 8:00 p.m. on the applicable Promotional Day.

“Required Tier Credits” shall mean fifty (50) tier credits per Prize.

4. REDEMPTION: Members who earn the Required Tier Credits during the applicable Earning Period must close their slot or table session during the Earning Period by removing their Wynn Rewards card from the slot machine or by requesting a table games supervisor to close their session. Following the closure of the session, the Member must visit a promotional kiosk during the Kiosk Redemption Period and then visit the Promotions Rooms during the Redemption Period to receive a Mystery Card Prize. Members who receive a Mystery Card Prize must reveal it in the presence of an Encore Boston Harbor employee to be valid. Valid identification required.

5. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play valued at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance. Free table play kiosk vouchers and cash prize redemption forms must be redeemed by Member at the Main Cashier by 11:59 p.m. on the date of issuance.

6. MAXIMUM NUMBER OF PRIZES: Members are eligible to participate in this Promotion up to the Maximum Number of Prizes.

7. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

8. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

9. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

10. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

11. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Maximum Number of Prizes” shall mean a total of one (1) Prize per Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Prize” shall mean (i) between $10.00 and $5,000.00 in FREECREDIT (“free slot play”), determined randomly.

“Promotional Day(s)” shall mean Tuesdays, January 6, 13, 20, and 27, 2026, between 12:00 p.m. and 10:00 p.m. (each, a “Promotional Day”).

4. REGISTRATION: At any time during a Promotional Day, a Member must visit a promotional kiosk on the casino floor to select the promotion and receive a Prize.

5. REDEMPTION: Free slot play will be automatically loaded to a Member's Wynn Rewards account.

6. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play valued at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance.

7. MAXIMUM NUMBER OF PRIZES: Members are eligible to receive only the Maximum Number of Prizes.

8. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

9. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

11. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This gift promotion (“Promotion”) is open to Eligible Members.

2. AGREEMENT TO RULES: By participating in this Promotion, an Eligible Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, the Eligible Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. HOW TO CLAIM A GIFT: During the applicable Promotional Day, Eligible Members must visit a promotional kiosk to select a Gift, subject to availability. Once a gift is selected, Eligible Members will receive a voucher to redeem at the applicable Gift Pick-Up Location; provided that FREECREDIT (“free slot play”) will be automatically loaded to the Eligible Member’s account and free table play (in the form of promotional chips) (collectively, “free play”) can be redeemed at the Main Cashier. All Gifts must be redeemed during the applicable Promotional Day. Gifts are available on a first come, first served basis. An Eligible Member’s selection of a Gift on a promotional kiosk and printing of a voucher does not reserve the Gift. Gifts must be claimed in-person by the Eligible Member only. Valid identification will be required.

4. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Eligible Members” shall mean invited Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions.

“Gift Pick-Up Location” shall mean the Promotions Room, unless otherwise provided herein.

“Gift” shall mean one (1) of each of the following for the applicable Promotional Days:

January 7 or 8, 2026: Boston Celtics Branded Wireless Charging Pad or $25.00 in Free Play

January 14 or 15, 2026: Brookstone Sunrise Alarm Clock with Himalayan Salt Base or $25.00 in Free Play

January 21 or 22, 2026: Encore Boston Harbor branded diamond fleece pullover or, in Encore Boston Harbor’s sole discretion, $15.00 or $25.00 in Free Play

January 28 or 29, 2026: Lululemon “Everywhere” Belt Bag or $25.00 in Free Play

“Promotional Day” shall mean the applicable Wednesday or Thursday in January 2026 between 2:00 p.m. to 8:00 p.m., provided that Black and Platinum Tier+ Eligible Members may also pick up between 12:00 p.m. and 2:00 p.m.

5. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 is valid for one (1) calendar day after the date and time of issuance. Free table play vouchers must be redeemed for promotional chips at the Main Cashier before 11:59 p.m. on the applicable Promotional Day.

6. MEDIA CONSENT: By participating in this Promotion, an Eligible Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

7. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor reserves the right to offer alternate or substitute Gifts in its sole and absolute discretion, with or without prior notice. Gifts have no cash equivalent. Encore Boston Harbor has no responsibility to replace lost, stolen or damaged Gifts and makes no representation or warranty regarding the Gifts. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Gifts may not be awarded. Eligible Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Gift.

8. LIABILITIES: By participating in this Promotion, an Eligible Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not, in connection with claiming a Gift, use or misuse of a Gift.

9. PROMOTION SPONSOR: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean between 12:00 p.m. and 8:59 p.m. on the Drawing Day.

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing.

“Drawing Day” shall mean Friday, January 9, 2026.

“Earning Period” shall mean from 6:00 a.m. on Thursday, January 1, 2026, through 8:59 p.m. on the Drawing Day.

“Entry Multipliers” shall mean (i) for Red Tier – 5x entries; (ii) for Platinum Tier – 10x entries; and (iii) for Black Tier+ – 20x entries.

“Multiplier Days” shall mean Fridays, January 2, and 9, 2026.

“Prize” shall mean FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued at $100.00 or a chance to compete in a stage game to win free play.

“Slot Point Threshold” shall mean five (5) slot points.

4. EARNING PERIOD: Members with rated play during the Earning Period will receive one (1) Complimentary Entry and additional drawing entries for every Slot Point Threshold or equivalent theoretical win in table play earned during the Earning Period. Members may earn Entry Multipliers during the Multiplier Days. Members may view their drawing entries at any promotional kiosk throughout the Earning Period. In the event of system downtime, rated play may not be recorded. Encore Boston Harbor shall not be responsible for any play not recorded or Prizes not awarded.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. PRIZES: On the Drawing Day, ten (10) Prize winners will be drawn every thirty (30) minutes from 1:00 p.m. until 9:00 p.m. Stage game winners must be present to win and must participate in the stage game by 9:30 p.m. Free slot play will be added to a Member’s account and Members do not need to be present to win Prizes.

7. FREE PLAY EXPIRATION: Free slot play valued at $100.00 and above is available for thirty (30) calendar days after the date and time of issuance. Table play vouchers (for promotional chips) and cash prizes must be redeemed at the Main Cashier before 11:59 p.m. on the Drawing Day.

8. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted.

9. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

11. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to invited Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Maximum Number of Prizes” shall mean a total of one (1) Prize per Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Prize” shall mean (i) between $10.00 to $1,800.00 of FREECREDIT (“free slot play”), determined based on play.

“Promotional Day” shall mean each of Saturday, January 10 and 24, 2026 between 6:00 a.m. to 5:59 a.m. the following day.

4. REDEMPTION: At any time during a Promotional Day, a Member may instantly redeem their Prize by inserting their Wynn Rewards card into any eligible slot machine and entering their PIN. Multi-Hand Video Poker, and ETGs (i.e., Electronic Roulette, Craps, Big 6) are excluded.

5. FREE SLOT PLAY EXPIRATION: Free slot play is only valid during the Promotional Day.

6. MAXIMUM NUMBER OF PRIZES: Members are only eligible to receive the Maximum Number of Prizes.

7. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

8. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

9. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

10. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

11. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Maximum Number of Prizes” shall mean a total of one (1) Prize on the Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Prize” shall mean (i) $500.00 in FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) (1,000 winners), (ii) between $5,000.00 and $50,000.00 in free play (45 winners), (iii) $100,000.00 in free play (1 winner), or (iv) $10.00 or $25.00 in free play, pre-determined at random.

“Promotional Day” shall mean Sunday, January 11, 2026 between 11:00 a.m. and 10:00 p.m.

4. REGISTRATION: At any time during the Promotional Day, a Member must visit a promotional kiosk on the casino floor to select the Promotion and receive a Prize.

5. REDEMPTION: Free slot play valued at less than $25,000.00 shall be automatically loaded to a Member’s account. Kiosk vouchers for Prizes of $25,000.00 or above must be redeemed by Member by 11:59 p.m. of the date of issuance at the main Wynn Rewards desk.

6. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play valued at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance. Free table play kiosk forms must be redeemed by Member at the Main Cashier by 11:59 p.m. of the date of issuance.

7. MAXIMUM NUMBER OF PRIZES: Members are eligible to participate in this Promotion up to the Maximum Number of Prizes.

8. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

9. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Valid identification required.

11. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean between 12:00 p.m. and 9:29 p.m. on the Drawing Day.

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing.

“Drawing Day” shall mean Friday, January 16, 2026.

“Earning Period” shall mean from 6:00 a.m. on Thursday, January 1, 2026, through 9:29 p.m. on the Drawing Day.

“Entry Multipliers” shall mean (i) for Red Tier – 5x entries; (ii) for Platinum Tier – 10x entries; and (iii) for Black Tier+ – 20x entries.

“Multiplier Days” shall mean Fridays, January 2, 9, and 16, 2026.

“Prize” shall mean (i) between FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued between $100.00 to $1,000.00, or (ii) a chance to compete in a stage game to win free play valued between $5,000.00 and $75,000.00 or $1,000,000.00 in cash.

“Slot Point Threshold” shall mean five (5) slot points.

4. EARNING PERIOD: Members with rated play during the Earning Period will receive one (1) Complimentary Entry and additional drawing entries for every Slot Point Threshold or equivalent theoretical win in table play earned during the Earning Period. Members may earn Entry Multipliers during the Multiplier Days. Members may view their drawing entries at any promotional kiosk throughout the Earning Period. In the event of system downtime, rated play may not be recorded and Prizes may not be awarded. Encore Boston Harbor shall not be responsible for any system downtime, play not recorded, or Prizes not awarded.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. PRIZES: On the Drawing Day, ten (10) winners will be drawn every half hour from 1:00 p.m. until 9:00 p.m. Prize winners will be announced on the casino floor. Free slot play will be manually added to a Member’s account and Members need not be present to win. At 9:30 p.m. five (5) winners will be drawn for the chance to compete in the stage game. Stage game winners must be present to win and present to the Wynn Rewards desk closest to the Promotions Room by 9:45 p.m. to participate.

7. CLAIMING OF PRIZES: Stage game Prizes must be claimed by 9:30 p.m. at The Sportsbook. If a selected stage game Prize winner is not present, is ineligible, or fails to claim the prize by 9:30 p.m., the Prize will be forfeited, and an alternate winner will not be selected. Prize winners will be announced on the casino floor.

8. FREE PLAY EXPIRATION: Free slot play at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance. Free table play kiosk vouchers must be redeemed by Member at the Main Cashier by 11:59 p.m. on the date of issuance.

9. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted. Valid identification required.

10. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

11. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

12. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

13. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This gift promotion (“Promotion”) is open to Eligible Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. HOW TO CLAIM A GIFT: During the Promotional Day, Eligible Members must visit a promotional kiosk to select a Gift, subject to availability. Once a Gift is selected, Eligible Members will receive a voucher to redeem at the applicable Gift Pick-Up Location; provided that FREECREDIT (“free slot play”) will be automatically loaded to the Member’s account and free table play (in the form of promotional chips) (collectively, “free play”) can be redeemed at the Main Cashier. All Gifts must be redeemed during the Promotional Day. Gifts are available on a first come, first served basis. A Member’s selection of a Gift on a promotional kiosk or printing of a voucher does not reserve the Gift. Gifts must be claimed in-person by the Eligible Member only. Valid identification will be required.

4. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Eligible Members” shall mean invited Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Gift Pick-Up Location” shall mean the Promotions Room.

“Gift” shall mean one (1) Encore Boston Harbor Branded North Face Theromoball Trekker Jacket or free play valued at $150.00.

“Promotional Day” shall mean Saturday, January 17, 2026, between 2:00 p.m. and 8:00 p.m., provided that Black and Platinum Tier+ Eligible Members may also pick up between 12:00 p.m. and 2:00 p.m.

5. FREE PLAY EXPIRATION: Free slot play expires within thirty (30) calendar days of the date and time of issuance. Free table play vouchers must be redeemed for promotional chips at the Main Cashier before 11:59 p.m. on the Promotional Day.

6. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

7. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor reserves the right to offer alternate or substitute Gifts in its sole and absolute discretion, with or without prior notice. Gifts have no cash equivalent. Encore Boston Harbor has no responsibility to replace lost, stolen or damaged Gifts and makes no representation or warranty regarding the Gifts. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Gifts may not be awarded. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Gift.

8. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not, in connection with claiming a Gift, use or misuse of a Gift.

9. PROMOTION SPONSOR: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing provided to invited Members via mail (provided that they have not opted out of receiving mail communication from their Wynn Rewards account and that their mailing address on file is in the United States and valid). Encore Boston Harbor shall not be responsible for delayed, lost or otherwise undelivered mail or mail sent in error.

“Drawing Day” shall mean Sunday, January 18, 2026, beginning at 9:30 a.m.

“Earning Period” shall mean from 6:00 a.m. on Monday, December 22, 2025, through 7:59 p.m. on the Drawing Day.

“Prize” shall mean FREECREDIT (“free slot play”) valued between $50.00 to $1,000.00.

“Registration Deadline” shall mean 7:59 p.m. on the Drawing Day.

4. EARNING PERIOD: Invited Members will receive one Complimentary Entry and any Member who receives a hand pay jackpot of $1,200.00 or more during the Earning Period will receive one (1) drawing entry provided that they are carded-in at the time of the jackpot. In the event of system downtime, rated play may not be recorded and Prizes may not be awarded. Encore Boston Harbor shall not be responsible for any play not recorded or Prizes not awarded.

5. REGISTRATION: To be eligible for the drawing, Members must personally deposit their Complimentary Entry or additional entries into the drawing barrel. Any entries deposited on behalf of Member by a third party shall be disqualified from participation in the Promotion. The Complimentary Entry or additional entries must be in the drawing barrel located near The Sportsbook on the Drawing Day by the Registration Deadline.

6. PRIZES: On the Drawing Day, twenty-five (25) winners will be drawn every hour from 11:00 a.m. until 8:00 p.m. Prize winners will be announced on the casino floor. Free slot play will be manually added to a Member’s account and Members do not need to be present to win.

7. FREE SLOT PLAY EXPIRATION: Free slot play valued at less than $100.00 is valid for one (1) calendar day after the date and time of issuance. Free slot play valued at $100.00 and above is available for thirty (30) calendar days after the date and time of issuance.

8. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted.

9. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

11. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean between 11:00 a.m. and 6:29 p.m. on the Drawing Day.

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing.

“Drawing Day” shall mean Monday, January 19, 2026.

“Earning Period” shall mean from 6:00 a.m. on Wednesday, January 14, 2026, through 6:29 p.m. on the Drawing Day.

“Entry Multipliers” shall mean (i) for Red Tier – 5x entries; (ii) for Platinum Tier – 10x entries; and (iii) for Black Tier+ – 20x entries.

“Grand Prize” shall mean cash between $5,000.00 and $10,000.00.

“Multiplier Day” shall mean Monday, January 19, 2026.

“Prize” shall mean FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued between $100.00 and $500.00.

“Slot Point Threshold” shall mean five (5) slot points.

4. EARNING PERIOD: Members with rated play during the Earning Period will receive one (1) Complimentary Entry and additional drawing entries for every Slot Point Threshold or equivalent theoretical win in table play earned during the Earning Period. Members may earn Entry Multipliers during the Multiplier Day. Members may view their drawing entries at any promotional kiosk throughout the Earning Period. In the event of system downtime, rated play may not be recorded and Prizes may not be awarded. Encore Boston Harbor shall not be responsible for any system downtime, play not recorded, or Prizes not awarded.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. PRIZES: On the Drawing Day, twenty-five (25) winners will be drawn every half hour from 12:00 p.m. until 6:00 p.m. At 6:30 p.m. on the Drawing Day, five (5) winners will be drawn for a Grand Prize. Prize winners will be announced on the casino floor. Free slot play will be automatically added to a Member’s account and Members do not need to be present to win. All cash Grand Prize winners must be present to win and must claim their prize in accordance with the procedures and in the time frames set forth in Section 7 at the Wynn Rewards desk closest to the Promotions Room.

7. CASH REDEMPTION/CLAIMING OF PRIZES: If a selected cash Grand Prize winner is not present, is ineligible, or fails to claim the prize within five (5) minutes from the time award notification was sent, the prize will be forfeited, and an alternate winner will be selected. If a Grand Prize is not claimed after two (2) selection attempts, subsequent alternate winners will have two (2) minutes from the time award notification was sent to claim their prize. Subsequent alternate winners will be selected, to the extent necessary, a maximum of three (3) times. Grand Prizes unclaimed thereafter will be forfeited and will not be awarded. Prize winners will be announced on the casino floor. Prize redemption forms for cash prizes must be redeemed at the Main Cashier before 11:59 p.m. on the Drawing Day.

8. FREE PLAY EXPIRATION: Free slot play at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance. Free table play kiosk vouchers must be redeemed by Member at the Main Cashier by 11:59 p.m. on the date of issuance.

9. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize and one (1) Grand Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted. Valid identification required.

10. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

11. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

12. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

13. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean between 12:00 p.m. and 8:59 p.m. on the Drawing Day.

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing.

“Drawing Day” shall mean Friday, January 23, 2026.

“Earning Period” shall mean from 6:00 a.m. on Thursday, January 1, 2026, through 8:59 p.m. on the Drawing Day.

“Entry Multipliers” shall mean (i) for Red Tier – 5x entries; (ii) for Platinum Tier – 10x entries; and (iii) for Black Tier+ – 20x entries.

“Multiplier Days” shall mean Fridays, January 2, 9, 16, and 23, 2026.

“Prize” shall mean (i) FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued at $250.00 or $500.00, or (ii) $5,000.00 in cash.

“Slot Point Threshold” shall mean five (5) slot points.

4. EARNING PERIOD: Members with rated play during the Earning Period will receive one (1) Complimentary Entry and additional drawing entries for every Slot Point Threshold or equivalent theoretical win in table play earned during the Earning Period. Members may earn Entry Multipliers during the Multiplier Days. Members may view their drawing entries at any promotional kiosk throughout the Earning Period. In the event of system downtime, rated play may not be recorded and Prizes may not be awarded. Encore Boston Harbor shall not be responsible for any system downtime, play not recorded, or Prizes not awarded.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. PRIZES: On the Drawing Day, ten (10) winners will be drawn every half hour from 1:00 p.m. until 9:00 p.m. Prize winners will be announced on the casino floor. Free slot play will be automatically added to a Member’s account and Members do not need to be present to win free slot play Prizes. Cash Prize winners must be present to win and must claim their prize in accordance with the procedures and in the time frames set forth in Section 7 at the Wynn Rewards desk closest to the Promotions Room.

7. CASH REDEMPTION/CLAIMING OF PRIZES: All cash Prizes must be claimed by 9:30 p.m. on the Drawing Day at the Wynn Rewards desk closest to the Promotions Rooms. Cash Prizes thereafter unclaimed shall be forfeited and not awarded. Prize redemption forms for cash prizes must be redeemed at the Main Cashier before 11:59 p.m. on the Drawing Day.

8. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted. Valid identification required.

9. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

11. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean between 11:00 a.m. and 7:29 p.m. on the Drawing Day.

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing.

“Drawing Day” shall mean Sunday, January 25, 2026.

“Earning Period” shall mean from 6:00 a.m. on Thursday, January 1, 2026, through 7:29 p.m. on the Drawing Day.

“Entry Multipliers” shall mean (i) for Red Tier – 5x entries; (ii) for Platinum Tier – 10x entries; and (iii) for Black Tier+ – 20x entries.

“Grand Prize” shall mean (i) between $1,500.00 and $2,500.00 in FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”), or (ii) cash between $3,000.00 and $25,000.00.

“Multiplier Days” shall mean Sundays, January 4, 11, 18, and 25, 2026.

“Prize” shall mean FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued at $250.00.

“Slot Point Threshold” shall mean five (5) slot points.

4. EARNING PERIOD: Members with rated play during the Earning Period will receive one (1) Complimentary Entry and additional drawing entries for every Slot Point Threshold or equivalent theoretical win in table play earned during the Earning Period. Members may earn Entry Multipliers during the Multiplier Days. Members may view their drawing entries at any promotional kiosk throughout the Earning Period. In the event of system downtime, rated play may not be recorded and Prizes may not be awarded. Encore Boston Harbor shall not be responsible for any system downtime, play not recorded, or Prizes not awarded.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. PRIZES: On the Drawing Day, ten (10) winners will be drawn every half hour from 12:00 p.m. until 7:00 p.m. At 7:30 p.m. on the Drawing Day, ten (10) winners will be drawn for a Grand Prize. Prize winners will be announced on the casino floor. Free slot play will be manually added to a Member’s account and Members do not need to be present to win. All cash Grand Prize winners must be present to win and must claim their prize in accordance with the procedures and in the time frames set forth in Section 7 at the Wynn Rewards desk closest to the Promotions Room.

7. CASH REDEMPTION/CLAIMING OF PRIZES: If a selected cash Grand Prize winner is not present, is ineligible, or fails to claim the prize within five (5) minutes from the time award notification was sent, the prize will be forfeited, and an alternate winner will be selected. If a Grand Prize is not claimed after two (2) selection attempts, subsequent alternate winners will have two (2) minutes from the time award notification was sent to claim their prize. Subsequent alternate winners will be selected, to the extent necessary, a maximum of three (3) times. Grand Prizes unclaimed thereafter will be forfeited and will not be awarded. Prize winners will be announced on the casino floor. Prize redemption forms for cash prizes must be redeemed at the Main Cashier before 11:59 p.m. on the Drawing Day.

8. FREE PLAY EXPIRATION: Free slot play at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance. Free table play kiosk vouchers must be redeemed by Member at the Main Cashier by 11:59 p.m. on the date of issuance.

9. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize and one (1) Grand Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted. Valid identification required.

10. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

11. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

12. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

13. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean between 12:00 p.m. and 8:59 p.m. on the Drawing Day.

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing.

“Drawing Day” shall mean Friday, January 30, 2026.

“Earning Period” shall mean from 6:00 a.m. on Thursday, January 1, 2026, through 8:59 p.m. on the Drawing Day.

“Entry Multipliers” shall mean (i) for Red Tier – 5x entries; (ii) for Platinum Tier – 10x entries; and (iii) for Black Tier+ – 20x entries.

“Multiplier Days” shall mean Fridays, January 2, 9, 16, 23, and 30, 2026.

“Prize” shall mean FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued at $200.00 or a chance to compete in a stage game to win free play or $25,000.00 in cash.

“Slot Point Threshold” shall mean five (5) slot points.

4. EARNING PERIOD: Members with rated play during the Earning Period will receive one (1) Complimentary Entry and additional drawing entries for every Slot Point Threshold or equivalent theoretical win in table play earned during the Earning Period. Members may earn Entry Multipliers during the Multiplier Days. Members may view their drawing entries at any promotional kiosk throughout the Earning Period. In the event of system downtime, rated play may not be recorded. Encore Boston Harbor shall not be responsible for any play not recorded or Prizes not awarded.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. PRIZES: On the Drawing Day, ten (10) Prize winners will be drawn every thirty (30) minutes from 1:00 p.m. until 9:00 p.m. Stage game winners must be present to win and must participate in the stage game by 9:30 p.m. Free slot play will be added to a Member’s account and Members do not need to be present to win Prizes.

7. FREE PLAY EXPIRATION: Free slot play valued at $100.00 and above is available for thirty (30) calendar days after the date and time of issuance. Table play vouchers (for promotional chips) and cash prizes must be redeemed at the Main Cashier before 11:59 p.m. on the Drawing Day.

8. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted. Valid identification required.

9. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

11. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to new Wynn Rewards members who have registered for Wynn Rewards and completed their Wynn Rewards profile by providing an acceptable form of identification and mailing address, in person at a Wynn Rewards desk, sign up online, at an enrollment kiosk, at a table game, or with a slot attendant or casino cashier between April 1, 2025 and December 31, 2025 (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agre es to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Prize” shall mean FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued at $50.00.

“Maximum Number of Prizes” shall mean one (1) Prize.

4. REDEMPTION: Members may redeem their Prize by visiting the main Wynn Rewards Desk during regular operating hours during the Redemption Period.

5. PRIZES: Free slot play Prizes will be added to a Member’s account. Member’s may receive the Maximum Number of Prizes.

6. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 is available for one (1) calendar day after the date and time of issuance. Free table play vouchers (for promotional chips) must be redeemed at the Main Cashier before 11:59 p.m. on the day it was received.

7. ADDITIONAL TERMS: All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request fo r the cash equivalent by a winner is permitted.

8. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

9. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

10. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

11. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to new Wynn Rewards members who have registered for Wynn Rewards and completed their Wynn Rewards profile by providing an acceptable form of identification and mailing address, in person at a Wynn Rewards desk, at an enrollment kiosk, at a table game, or with a slot attendant or casino cashier between May 3rd, 2025 and December 31, 2025 (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Earning Period” shall mean twenty-four (24) hours following the Member’s sign up for the Wynn Rewards program in accordance with Section 1 above.

“Prize” shall mean FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued at $25.00.

“Tier Credit Threshold” shall mean one hundred (100) Tier Credits.

“Maximum Number of Prizes” shall mean one hundred (100) Prizes.

4. EARNING PERIOD: Members will receive one (1) Prize for every Tier Credit Threshold earned during the Earning Period. Members may earn the Maximum number of Prizes. In the event of system downtime, rated play may not be recorded. Encore Boston Harbor shall not be responsible for any play not recorded. Members may redeem their Prize by visiting the main Wynn Rewards Desk during regular operating hours.

5. REDEMPTION: To be eligible to receive Prizes, Members must select this Promotion on a promotional kiosk during the Earning Period. Free slot play Prizes will be automatically loaded to Member’s account.

6. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 is available for one (1) calendar day after the date and time of issuance. Free slot play valued at $100.00 and above is available for thirty (30) calendar days after the date and time of issuance. Free table play vouchers (for promotional chips) and cash prizes must be redeemed at the Main Cashier before 11:59 p.m. on the day it was received.

7. ADDITIONAL TERMS: All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted.

8. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

9. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

10. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

11. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

Behavior we consider to be inappropriate and disrespectful is prohibited. This includes:

• Unruly behavior, threatening or obscene gestures, fighting or violence.
• Derogatory and threatening language including offensive remarks about race, ethnicity, gender, religion, disability, age, sexual orientation, national origin, pregnancy, or other legal protected classifications.
• Clothing deemed, at our discretion, to not conform to dress codes in restaurants, nightclubs, pools and elsewhere. Also, clothing deemed to be offensive or indecent is prohibited.
• Possession of a weapon except with Wynn Resort’s prior knowledge and consent.
• Stealing, damaging, or misusing any property.
• Possession or use of Cannabis or illegal drugs.
• Any other inappropriate conduct as determined by Wynn Resorts.

Wynn Resorts reserves the right to take all actions permitted by applicable law for violations of this policy.