More than just luck is needed to win at rummy; strategic thinking and foresight are also necessary. Keeping a careful eye on the cards your opponrummy joy 51 bonusents are discarding is one useful tactic. Players can learn about their opponents' hands and modify their own tactics by keeping an eye on the cards they discard or pick up. An opponent may be working on a run involving those cards if, for example, they discard a 5♣ after picking up a 6♣.