The game is adaptable for both small and large gatherings because it can be played with two to six players. Depending on the particular variation being played—such as Gin Rummy, Indian Rummy, or Kalooki—the rules of Rummy royaly rummycan differ substantially. Every version adds different features and scoring schemes that may have an impact on gameplay. While Indian Rummy frequently requires players to form at least two sequences, one of which must be a pure sequence devoid of jokers, Gin Rummy players prefer to form melds & "knock" when they have a low point total in their hand. It is essential for any player who wants to succeed at rummy to comprehend these subtleties.