While going gin can result in more points, knocking with a low unmatched total can also be beneficial if it keeps an opponent from scoring more. Gaining pholy rummy onlineroficiency in Gin Rummy requires developing the ability to read the game's dynamics and make well-considered decisions based on one's hand & the moves of the opposition. Canasta is an intriguing variation of rummy that first appeared in Uruguay in the 1940s and swiftly became well-known all over the world.