In rummy, the joker is a strong card that can be used as a wild card to substitute any other card in the deck. Because of this, players can more easily form sets and runs with thrummy 888 777e joker card, which is incredibly valuable. A joker that a player selects from the draw or discard piles can be used right away to form a set or run, or it can be saved for more strategic usage later in the game. Also, jokers can be used to replace any missing cards in a player's sets or runs if they declare "Rummy" and they are in possession of jokers.
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