Players must become familiar with the different kinds of melds in order to completely understand the subtleties of Rummy. While a sequence consists of three or more crummyloaonsecutive cards of the same suit, a set consists of three or four cards of the same rank but different suits. A set might consist of three kings from various suits, whereas a sequence might consist of 4-5-6 of hearts. It is essential to comprehend these fundamental ideas since they serve as the cornerstone of effective tactics.