They are useful tools, but relying too much on them can result in lost chances to create other melds. Also, you run the danger of giving your opponents more informaomni slotstion about your strategy if you keep a wild card for an extended period of time without using it. As they start to predict your moves, they might modify their gameplay accordingly. To increase your chances of winning at Go Rummy, you must therefore find a balance between making good use of wild cards & keeping a diverse hand.