The game is played faster and more intensely in "Speed Rummy Mars," where each player's turn has a time limit added to it. Another variant is called "Progressive Rummy Mars," in which participants have to fulfill increasing requirements for ruslots meaning in tamilns and sets as the game goes on. Because players must modify their tactics to fit the shifting requirements, this gives the game an additional layer of challenge & strategy. Another well-liked variation is "Knock Rummy Mars," in which participants can choose to "knock" during their turn if they think they have a winning hand. By laying off their remaining cards on that player's sets or runs, they can lower that player's score for that round if they have a lower score than they do.
