Rummy 51 gains an exciting level of complexity from jokers & wild cards. In gameplay, these special cards are extremely valuable because low-limit slotsthey can be used to form sets or runs in place of any other card. Your chances of winning can be considerably increased by knowing how to use these wild cards. You can use the Joker as a third King to finish your set, for example, if you are holding two Kings & the Joker.