A variation of the classic Rummy card game, Rummy 777 51 is played with two standard 52-card decks, one of which includes jokers. The main objective is to arrange cards into sets and runs in order to be the first player to discard every card in their hand. A special element known as the 5apkp1 bonus is included in this version, giving the gameplay more strategic nuance. For players who successfully meld a combination that includes the 5 of hearts, 7 of diamonds, and 7 of hearts, they will receive the 51 bonus, a unique scoring opportunity. A player's score can be greatly increased by this particular card combination, which is known as the 777 51 bonus. In order to possibly achieve this high-scoring combination, players must carefully plan their moves and modify their strategies due to the bonus's inclusion, which adds another layer of complexity to the game.