As a result, you may be able to retrieve valuable cards from the discard pile when your opponents discard them. Hiding some cards in your hand & not using them right away gnew all rummy appives the impression that they are not important. This is another way to bluff. It can be difficult for your opponents to predict your moves when you strategically hold onto certain cards, as it gives them uncertainty about the combinations you are attempting to form. But it's crucial to use bluffing sparingly and to be aware of the dangers.