Mahjong Poker is a banking game developed for use in casinos. This game consists of a special 82-card deck with artwork similar to that of Mahjong. The deck contains a joker and 3 suits, In each suit the cards are numbered from A to 9, with 3 identical cards for each number.

To fold is to discard one's hand and forfeit interest in the current pot. No further bets are required by the folding player, but the player cannot win. Folding may be indicated verbally or by discarding one's hand face down into the pile of other discards called the muck, or into the pot (uncommon).