A standard 52-card deck is used to play the card game known as Master Yono Rummy. In this twist on the classic card game of rummy, players must arrroyal vegas slotsange their cards into sets and sequences. Usually played between two and six people, the object of the game is to arrange all of your cards into combinations that make sense first. At the start of a game of Master Yono Rummy, each player is dealt a predetermined number of cards, typically 13.