The key to bluffing is to make your opponents doubt the strength or makeup of your hand. Discarding cards that don't really fit into your winning strategy but might asatt kinghppear valuable is one way to accomplish this. This could lead to your opponents making bad decisions based on erroneous assumptions by giving them the impression that you are pursuing a different combination than you actually are. Changing your facial expressions and body language while playing is another powerful bluffing tactic.