A Complete Guide to Mastering Cash Rummy Cash Rummy is a well-liked card game that blends strategy, chance, and skill. Two decks of cards, including jokers, are usuallyprime slots used for the game, which can have two to six players. The main goal is to create legitimate sets and sequences—that is, card combinations that satisfy certain requirements. A sequence is made up of three or more consecutive cards of the same suit, whereas a set is made up of three or four cards of the same rank but different suits.