Your favorite Mahjongg game is back with more features and new puzzles! Dark Dimensions game AARP Connect free online Mahjongg Dark Dimensions. Mahjongg Dark Dimensions is a free online game with tough puzzles & tempting time tiles that elevate the game to a whole new dimension! Play today for free!. Mahjong Dark Dimensions: Das Spiel ist zurück! Welcome to Mahjongg Dark Dimensions! you'll get - these tiles are the key to getting far in the game.