Learning Rummy 51: A Complete Guide Rummy 51 is a well-liked card game that incorporates strategy, skill, and a little bit of luck. Two decks of ordinary playing cards, including jokers, are usually 3 pattused for the game, which can have two to six players. Creating valid sets and sequences—that is, card combinations that satisfy certain requirements—is the goal. A sequence consists of three or more consecutive cards of the same suit, whereas a set consists of three or four cards of the same rank but different suits. Any player who wants to succeed in Rummy 51 must comprehend these basic ideas.