mahjong 21The most common being the 3-tile-match mahjong or triple mahjong, and 3D mahjong. 3-tile match Triple Mahjong - This has the same rules as Mahjong solitaire regarding free tiles thatMahjong On is the classic version of the ancient board game that requires you to clear the board by matching the same patterned tiles. The rules dictate that there must be two or more