Mastering Rummy: A Comprehensive Guide The combination of skill, strategy, and a little bit of luck in the well-known card game rummy has enthralled players worldwide. Forming sets best payout slots onlineand runs from a card hand is the fundamental idea of the game. While a run is made up of three or more consecutive cards of the same suit, a set is made up of three or four cards of the same rank but different suits. By combining these combinations before your opponents do, you can win the game by going out first or finishing with the fewest points at the end.