Conquian, which is frequently considered to be the forerunner of contemporary Rummy, is one of the older card games from which the game developed. Rummy has changed significantly over rummy online 51 bonustime, giving rise to a wide variety of variations that accommodate various tastes and playing styles. Rummy variations and their level of popularity. Every variation of the game, from Indian Rummy to Gin Rummy, has its own set of rules and tactics, which adds to its popularity. Rummy changed to fit local cultures and gaming tastes as it expanded across continents.