The game frequently uses a scoring system in which points are given according to how many cards are still in the hands of opponents after one player leaves. Players now have to balance their own advancement with the possibility of their opponenrummy matrts winning, which adds another level of strategy. There are many variations of rummy, each with its own set of rules and subtleties to accommodate varying tastes and abilities. Gin Rummy is one of the most well-liked variations, usually played by two players. The goal of Gin Rummy is to minimize the value of the unmelded cards in the player's hands while forming melds. The game places a strong emphasis on strategic discarding and paying close attention to your opponents' movements.