Mastering Online Rummy: Success Strategies The card game of online rummy has become very popular in recent years, especially with the growth of digitaslots deposit by phone billl platforms. Rummy, at its core, is a skill and strategy game in which players try to use the cards they are dealt to create legitimate sets & sequences. Combining cards into sets (three or four cards of the same rank) or sequences (three or more consecutive cards of the same suit) is the main goal.