BetMGM Maryland bonus code: $200 pre-launch bonus available now

BetMGM Maryland pre-registration bonus is available for a limited time. The pre registration bonus will be valid until the app launches later this month. It's expected that BetM MGM Maryland will go live with a variety of sports leagues to bet on. The offer is valid for pre registered users in Maryland. For non-pre registered players, the prereg registration is not required. They will get a $200 bonus in free bets. When the game starts, they will use the free bet. There is no need to manually enter a bonus code. A link will instantly activate the promo.