Having a joker can help you finish a run or set that would be challenging to accomplish otherwise. For example, you can create a set by uslots empire reviewsing the joker as a third 9 if you have two 9s of different suits and one. But it's crucial to use jokers sparingly. By completing melds, they can offer instant advantages, but if you can't make more melds with your remaining cards, keeping them for too long can backfire.