At all times, players should try to make melds with as few deadwood cards as possible—cards that don't add to any legitimate combinations. Making decisions about whijackpot world slotsch cards to keep or discard can also be influenced by keeping track of which cards are still available in the draw pile. Jokers can be used as wild cards in any meld, so knowing when to strategically use them can work to your advantage. Using them effectively can also give you a big advantage. The Cultural Importance of Rummy.