Internationally, two or more players engage in the long-standing card game rummy. With a standard 52-card deck, it emphasizes the formation of sets and runs of cardrummy game appss. Both casual and serious players find the game's fast-paced gameplay and simple rules appealing. Different rules and strategies apply to each of the many Rummy variations that are available, such as Gin Rummy, Indian Rummy, and Rummy 500. Rummy can be played for real money on websites, even though it's usually done for fun.