Rummy's reputation as a popular hobby was further cemented in the middle of the 20th century with the introduction of organized tournaments and the growth top slotsof commercial card decks. With innumerable variations like Gin Rummy, Indian Rummy, and Kalooki, each with unique tactics and challenges, rummy is played all over the world today. The game's lengthy history demonstrates both its versatility and its capacity to unite people from different backgrounds and ages.