Yes Rummy: An All-Inclusive Guide The card game rummy has delighted players for centuries; it dates back to the early 1800s. The Spanish card game "Conquian," which is frequently cgames slots freeited as the forerunner of modern rummy, is one of the many earlier card games from which the game is thought to have developed. Conquian is believed to have originated from the Mexican card game "Lotería," which was played using a 40-card deck. Numerous rummy variations were created as a result of the game's numerous changes as it expanded internationally.