During this stage, both players must discard cards to the ‘crib,’ which may accrue additional points for the dealer. The first is grouping and discarding cards to form combinations of runs, flushes, and cards totaling 15. Cribbage is both an adding and set collection game that involves playing and grouping cards in various combinations to gain points. Cribbage is a well known British card game for two players, played with a standard 52-card deck and a special cribbage board used for keeping score.