Rummy is essentially a game in which players use a standard deck of cards to form sets and runs. Getting your cards into legal combinations before your opponentram memory slotss do is the main goal. Three or more consecutive cards of the same suit make up a run, whereas three or four cards of the same rank but different suits make up a set. gameplay as well as strategy. At the conclusion of their turn, each player discards one card after drawing cards from the discard pile or the stockpile.