Success in rummy requires a basic understanding of the game, including the different kinds of sets and sequences. Gaining proficiency in these principles gives players a solid basis upon which to buildall rummy com more complex strategies and raise their chances of winning. Choosing Mastering Cards. Selecting cards from the draw pile & discard pile at the appropriate times is a crucial component of any winning strategy. Gamers need to be able to weigh the possible benefits of finishing a set or sequence against the danger of drawing a card that could help their opponents. Cards Should Be Discarded Carefully.