The discard pile is created by placing the top card from the draw pile face up next to it. In order to create sets and runs in their hands, players alternatelyrummy app download apk draw cards from the draw pile and the discard pile. Three or four cards of the same rank but different suits make up a set, whereas three or more consecutive cards of the same suit make up a run. A player can declare "Rummy" and place their cards on the table after they have formed valid sets and runs in their hand.