A 52-card standard deck is used in 777 Rummy, a variation of the classic rummy card game that is usually played by two to six players. The maindownload phonepe objective is to be the first player to eliminate every card by creating runs, which are three or more consecutive cards of the same suit, and sets, which are three or four cards of the same rank. Sevens are wild cards in 777 Rummy, meaning they can represent any card in a set or run.