These cards are very useful for finishing sets & sequences because they can be used in place of any other card. Using a joker effectively is crucial when you are holding one. A joker can help you complete a meld & possibly go out beforemaining connection slots are reserved for non-replication superuser and rds_superuser connectionsre your opponents have a chance to catch up, for example, if you are almost done with a sequence but are missing one card. But using jokers carefully is just as crucial. If you don't successfully incorporate them into your hand, holding onto them for too long may result in lost opportunities. Pay attention to how your opponents use their jokers as well; if they appear to be hoarding them or using them strategically, it might be a sign that they are about to leave.