The game consists out of a deck of 100 cards showing 24 different design patterns used in software development.Each card, with the exception of the Joker, shows a letter in the middle, which represents the type of the pattern: C = Creational S = Structural B = BehavioralThere are 3 game suggestions for this deck of cards on the publisher website:Patterns Poker: http://www.industriallogic.com/games/pp.htmlName That Pattern: http://www.industriallogic.com/games/ntp.htmlPattern Cocktail: http://www.industriallogic.com/games/pcocktail.htmlMore information about the game:http://www.industriallogic.com/games/dppc.html - BoardGameGeek