A run is a series of three or more consecutive cards of the same suit, whereas a set is made up of three or four cards of the same rank. Depending onace23 plus apk the variation being played, each player starts the game with a certain number of cards. Face down on the table, the remaining cards make up the draw pile, while the top card faces up to begin the discard pile. After drawing a card from either pile, each player discards one card from their hand.