BetMGM Bonus Code PARLAYS For World Series Game 4 - Up to 1.5K Paid Back in Bonus Bets

By: Devin Erickson-Sheehy Published 10/28/2025, 04:52 PM ET

Game 4 of the World Series is here, and the BetMGM bonus code PARLAYS gives all new customers at BetMGM Sportsbook a chance to cash in on one of the biggest offers in sports betting. Place your first wager on any World Series Game 4 market, and if it doesn’t win, you’ll get your stake paid back in bonus bets—up to $1,500.

It’s October baseball at its best, and there’s no better time to get in on the action after last night's 18 inning thriller. Whether you’re backing the Dodgers to go up 3-1 or the underdog Blue Jays, BetMGM ranks among the best baseball betting apps on the market.

Min. Deposit $5

Cashable No

Gambling problem? Call 1-800-GAMBLER or 1-800-MY-RESET (Available in the US) 877-8-HOPENY or text HOPENY (467369) (NY) 1-800-327-5050 (MA), 1-800-BETS-OFF (IA), 1-800-981-0023 (PR). 21+ only. Please Gamble Responsibly. See BetMGM.com for Terms. First Bet Offer for new customers only (if applicable). Subject to eligibility requirements. Bonus bets are non-withdrawable. In partnership with Kansas Crossing Casino and Hotel. Promotional offers not available in Mississippi, New York, Ontario, or Puerto Rico.

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Terms & Conditions

BetMGM Bonus Code PARLAYS for World Series Game 4

BetMGM Bonus Code	PARLAYS
New User Promo Description	🎁 Get up to $1500 back in bonus bets if your first wager loses
BetMGM Legal States	🗺️ AZ, CO, DC, IL, IN, IA, KS, KY, LA, MA, MD, MI, MO, MS, NV, NJ, NY, NC, OH, PA, TN, VA, WV, WY
Eligibility	21+ and located in one of above states

This BetMGM new customer offer is built for baseball fans ready to bet on the Fall Classic. With bonus code PARLAYS, your first wager comes with built-in protection—if it loses, BetMGM refunds you up to $1,500 in bonus bets so you can take another swing.

How to Claim Your BetMGM Bonus for Blue Jays vs Dodgers

Here’s how to use BetMGM bonus code PARLAYS for Game 4 of the World Series:

Download the BetMGM Sportsbook app and create a new account.
Verify your eligibility (must be 21+ and located in a legal sports betting state).
Deposit and place your first bet on any World Series market—moneyline, total runs, player props, or same-game parlays—up to $1,500.

If your first bet loses, BetMGM will credit your account with bonus bets equal to your stake, giving you another chance to win big as the series unfolds.

World Series Game 4 Best Bets at BetMGM

Both teams enter Game 4 knowing how critical this matchup is. Whether you’re betting in player props like Ohtani strikeouts, or team totals like Dodgers over 4.5 runs, BetMGM has a diverse MLB market to browse.

Here are a few World Series Game 4 bets to consider:

Shohei Ohtani 7+ Strikeouts
8+ Total Runs Scored
Freddie Freeman 2+ Total Bases

No matter which side you’re backing, BetMGM Sportsbook gives you a reason to stay locked in from the first pitch to the final out. Use bonus code PARLAYS and take your shot at $1,500 back in bonus bets for Game 4.

Disclaimer: 21+. New customers only. Terms and conditions apply. Bonus Bets are non-withdrawable and expire after seven days. Always gamble responsibly.

Gambling problem? Call 1-800-GAMBLER (Available in the US) Call 877-8-HOPENY or text HOPENY (467369) (NY) Call 1-800-327-5050 (MA) 21+ only. Please Gamble Responsibly. Call 1-800-NEXT-STEP (AZ), 1-800-BETS-OFF (IA), 1-800-981-0023 (PR). Rewards are non-withdrawable bonus bets that expire in 7 days. In partnership with Kansas Crossing Casino and Hotel. See BetMGM.com for Terms.

Min. Deposit $5

Cashable No

Requirement New Users – Bet $5 Get $200 in Bet Reset Tokens for 5 Days. (Up to $1,000 Bet Reset Tokens)

Cashable No

Gambling Problem? Call 1-800-GAMBLER or 1-800-MY-RESET. Call 1-888-789-7777 or visit ccpg.org/chat (CT). Hope is here. GamblingHelplineMA.org or call (800) 327-5050 for 24/7 support (MA). Visit www.mdgamblinghelp.org (MD). Call 1-877-HOPENY or text HOPENY (467369) (NY). 21+ (18+ DC, IA, KY, WV) only. New users only or text HOPENY (467369) (NY). Casino, First online real money wager only. $5 first deposit required. Min $5 wager required for 5 consecutive days. Bonus issued as non-withdrawable Bet Reset tokens. Refund from token issued as nonwithdrawable bonus bet that expire 7 days after receipt. Max refund $200 per day. Restrictions apply, including token expiration. See full terms at fanduel.com/sportsbook. Call 1-877-770-7867 (LA).

Min. Deposit $5

Odds Requirements -500

Cashable No

GAMBLING PROBLEM? CALL 1-800-GAMBLER or 1-800-MY-RESET, (800) 327-5050 or visit gamblinghelplinema.org (MA). Please Gamble Responsibly. 888-789-7777/visit ccpg.org (CT), or visit www.mdgamblinghelp.org (MD), 1-800-981-0023 (PR). 21+ and present in most states. (18+ DC/NH/PR/WY). Void in CAN. Eligibility restrictions apply. On behalf of Boot Hill Casino (KS). Pass-thru of per wager tax may apply in IL. 1 per new DraftKings customer. $5+ first-time bet req. Max. $200 issued as non-withdrawable Bonus Bets that expire in 7 days (168 hours). Stake removed from payout. Terms: sportsbook.draftkings.com/promos. Ends 7/19/26 at 11:59 PM ET. Sponsored by DK.