BetMGM is rolling out an updated promo just as the MLB League Championship Series and WNBA Finals heat up, giving sports fans in Michigan, New Jersey, Pennsylvania, and West Virginia a chance to cash in. New users can unlock $250 in bonuses by placing a $10 bet on any sporting event. With matchups like the Yankees vs. Guardians in the ALCS and the Liberty vs. Lynx in the WNBA Finals, now is the perfect moment to dive into the excitement.