Rummy had become so popular in America by the late 19th century that it gave rise to a number of variations, such as Indian Rummy andhow to open yono sbi app Gin Rummy. These modifications improved the gameplay while also adding to the game's timeless appeal, which has made it a mainstay at get-togethers and family game nights. A standard 52-card deck is used to play traditional rummy, which can have two to six players.