Mastering Rummy: An All-Inclusive Guide Rummy is a well-known card game with many variations, each with its own requirements. Forming sets & runs with the cards in your hand is the fundamental goal of rummy. A run is a string of rummy marethree or more cards in the same suit, whereas a set is made up of three or four cards of the same rank but different suits. For any player hoping to succeed in rummy, it is essential to comprehend these basic ideas. The rules and scoring methods of various variations of rummy, including Gin Rummy, Indian Rummy, and Kalooki, are different. Players in Gin Rummy, for example, try to make melds & can knock when they have a specific number of unmatched cards.