Contract Rummy is one such variation that introduces a sequence of contracts that players must fulfill over several rounds. Because there are distinct requirements for melding cards in each round, players must modify their strategies in response to shifting goarummy mordenls, making for a dynamic gameplay experience. Due to the requirement that players monitor the progress of their opponents while pursuing their own objectives, this format simultaneously promotes cooperation and competition. Another noteworthy contemporary variation that is well-liked worldwide is Kalooki. Usually involving two decks of cards, Kalooki can accommodate several players. Even experienced rummy players find the game's additional rules about wild cards and particular meld requirements difficult to follow.