Players try to make melds with both their own and their partners' cards while taking turns drawing from the discard pile or the stockpile. An extra level of complexity is introduced by the use of wild cards, also known as jokers; these can be included inall rummy slots app melds, but there are certain limitations on the number of cards that can be used in a single meld. Strategy and Scoring. Canasta scoring is complex; players receive penalties for unmelded cards left in hand at the end of a round and points for melds made during each round. Canasta is a fun option for players who like cooperative games because it combines individual strategy with teamwork. Another interesting variation of the rummy family that has become well-liked in many parts of the world is kalooki.