A run is a string of three or more cards in the same suit, whereas a set is made up of three or four cards of the same rank but different suits. The goal is to combine these combinations aearn money rummynd then "go out" by throwing away your final card. Two or more players can play the game, and there are several variations with different rules & subtleties. Rummy players need to understand the fundamentals in order to succeed. The draw pile is made up of the remaining cards after each player receives a certain number of cards from a standard deck at the start of the game.