The Mets and Phillies have been either first or second in the NL East standings all season. The divisional foes meet today in the second game of a series in Philly. When you use the BetMGM bonus code ROTOBG150 to activate an account for sports betting, you will get $150 in bonus bets if your opening wager of $10 or more settles as a winner.
If you are in New Jersey, Pennsylvania, Colorado, Michigan or West Virginia, sign up for a new account using the BetMGM bonus code ROTOBG150 and make an opening wager of $10+ on the Mets-Phillies or any eligible sports betting market. If you win, you'll receive three $50 bonus bets.
New customers everywhere else can sign up with the BetMGM bonus code ROTOSPORTS (ROTOBONUS in KY and MA) and claim a first-bet offer up to $1,500. This is one of the most popular sportsbook promos because it refunds a losing opening wager with matching bonus bets, up to $1,500.
Use one of the top sports betting apps for MLB betting with the Phillies trying to overtake the Mets. First, though, use the BetMGM bonus code ROTOBG150 or ROTOSPORTS and take advantage of the chance to earn $150 in bonus bets with a winning $10 wager or get up to $1,500 in first-bet protection.
BetMGM Bonus Code ROTOBG150: Get $150 with Winning $10 Bet on MLB
| 💵 BetMGM Bonus Code | ROTOBG150 / ROTOSPORTS |
| 🎁 BetMGM Promo | Bet $10, Win $150 (CO, MI, NJ, PA, WV) / First-Bet Offer Up to $1,500 |
| 📲 Mobile App Availability | iOS and Android devices |
| 💲Minimum Deposit | $10 |
| ✅ Bonus Code Verified On: | June 21, 2025 |
Join one of leading sports betting sites in minutes. Here's how to activate an account using the BetMGM bonus code ROTOSPORTS or BetMGM bonus code ROTOBG150 offer:
- Tap any of the BET NOW buttons on this page; you will be directed to the BetMGM landing page, where you'll select your location.
- After getting to the main page, tap the Sign-Up button, then use an email and create a password for your account. Provide the requested personal information.
- Enter ROTOBG150 as the BetMGM bonus code if you are in CO, MI, NJ, PA or WV or ROTOSPORTS (ROTOBONUS in KY & MA) as the BetMGM bonus code if it's not already filled in for you.
- Make a deposit of at least $10. You can use payment options like a credit card or an online bank and note that BetMGM is also one of the top PayPal betting sites.
BetMGM Bonus Code Promo: Terms & Conditions for Saturday, June 21
After using the BetMGM bonus code ROTOBG150 to open an account, choose from any set of odds and place a $10 wager. If it wins, you will get $150 in bonus bets, as three $50 credits.
With the BetMGM bonus code ROTOSPORTS, pick any set of odds and place your first wager on one of the top NBA betting apps. If that bet loses, BetMGM will refund you with bonus bets. You'll get five bonus bets, each worth 20% of your original wager, if you lost $50 or more. If your loss was for less than $50, you'll get one bonus bet.
Bonus bets awarded via either welcome offer can be used on any set of odds in any sports betting market. The bonus bets expire after seven days and have a 1x playthrough requirement. The BetMGM bonus code ROTOBG150 and the BetMGM bonus code ROTOSPORTS help you get your sports betting adventure off to a great start. Tap a BET NOW button and begin betting today with one of the leading NBA betting promos.
BetMGM Bonus Code ROTOBG150 for Mets-Phillies & Saturday MLB Odds
Use the BetMGM bonus code welcome offer to activate your account now, whether it's to bet MLB odds or anything else. After getting swept in their first meeting this season in New York in April, the Phillies are looking to cut into the Mets' slim lead in the division.
BetMGM Bonus Code Best Bets for Saturday, June 21, 2025
- MLB: Orioles at Yankees, 1:05 p.m. ET; use one of the best MLB betting promos to wager on this AL East game.
- MLB: Mariners at Cubs, 2:20 p.m. ET
- MLB: Red Sox at Giants, 4:05 p.m. ET; check the latest World Series odds to see where these teams stand after Boston traded slugger Rafael Devers to San Francisco last weekend.
- MLB: Mets at Phillies, 7:15 p.m. ET; there are plenty of candidates in NL MVP odds playing today, including Francisco Lindor of New York and Kyle Schwarber of Philadelphia.
- MLB: Royals at Padres, 7:15 p.m. ET; one of the leading MLB betting sites is perfect to use ahead of this interleague showdown.
The BetMGM bonus code offer gives you access to all the great features, odds boosts, rewards program and more. Sign up now, because the sports betting schedule is packed.
The Orioles have been playing better since the firing of manager Brandon Hyde, though they are still in the AL East basement. They continue to take a crack at the Yankees in New York this weekend.
With all of the great MLB matchups today, there are so many ways to bet. Pick MLB player props and take the over on hits for Manny Machado in the Padres-Royals meeting, for example, or bet on run totals, wager on the moneyline or choose to bet the spread.
Tap a BET NOW button and use the BetMGM bonus code ROTOBG150 offer open an account. It's a perfect way to gain access to one of the top NHL betting sites for Stanley Cup odds and more. Register now and start betting. You could win $150 in bonus bets!
This article is part of our Betting Promotions series.
