By analyzing yourself, you will be able to gain knowledge from both wins and losses, which will eventually help you become a better rummy player. Common Rummy Pitfalls. Knowingaviator game 51 bonus the typical blunders that can reduce your chances of winning is crucial when playing rummy. Keeping high-value cards for too long in the hopes of forming a run or set is a common mistake. While aiming for melds is important, holding onto these cards too tightly can backfire if you can't use them before your opponent goes out. Strategic discarding.