demo mahjong 3Mahjong Wins slot review. Mahjong Wins slot by Pragmatic Play is themed on the old Chinese tile game of the same name. With the versatility of the theme I'm surprised more slots don't use itMahjong Wins slot review. Mahjong Wins slot by Pragmatic Play is themed on the old Chinese tile game of the same name. With the versatility of the theme I'm surprised more slots don't use it