New customers in Ohio can sign up with BetMGM using the bonus code CINCY for up to $1,500 in bonus bets for the college football semifinals. The offer expires when the playoff games begin. The Oregon Ducks are playing in the Fiesta Bowl on January 1st, and new bettors can register with BetMGM using the bonus code OLBONUS50 to claim up to $1,550 in bonus bets for this game.