Free Spins on Mammoth Gold Megaways Enter the Mammoth Gold Megaways slot on Friday, 4/14 (during the promotional hours). A pistol-wielding zombie will appear on the sixth reel and can be shot by the sheriff, up to three additional multiplier wilds will be added to. SEE OUR VENUES. Check Betano offers. . We have it all: table games, slots, poker tournaments, big-screen sports, restaurants, live events, and much much more.