Every region plays the game differently, frequently as a result of regional tastes and customs. One well-known variation of rummy is Indian rummy, which usually requires two decks of cards & reqonline skill slotsuires players to form at least two sequences, one of which must be a pure sequence devoid of jokers. This version places a strong emphasis on strategic planning and adept card management. On the other hand, Gin Rummy, a game that started in the US, is played between two players and emphasizes meld formation while reducing deadwood, or unmatched cards that don't add to any sets or runs.