You should base this choice on your current hand as well as the possibility that you will draw more useful cards in later turns. Maintaining your hand's flexibility while reducing the chance of holding onto high-point cardsrummy games 51 bonus, which could be very costly if another player goes out before you can meld, is the key. In Rummy Bo, wild cards are revolutionary because they give players special chances to improve their hands and make melds more readily. Jokers are wild cards in many Rummy Bo variations, meaning that players can use them to replace any other card they need to finish a set or run. Your gameplay can be considerably improved by knowing how to use wild cards.