deskgameOdds boosts: Take hold of offers that feature increased odds for certain betting markets. deskgameHigh 5 Casino is a slot-only sweepstakes casino that launched in 2012. It’s one of the most comprehensive social casinos on the market, offering over 1,000 slot titles to players. deskgameSecondly, new members can only use their casino credits on slot games. That could be disappointing to fans of table games. deskgameThe more you play at BetMGM Casino, the more MGM Tier Credits you earn. Higher MGM Tiers unlock greater rewards. Here’s a look at how you can earn BetMGM Rewards points: