World Championship Poker on Game Boy Advance offers four poker variants and three casino games. Players will face off against a variety of colorful computer characters in a choice of Texas Hold'em, Omaha Hold'em, Seven-Card Stud, or Five-Card Draw. The heart of the game is the career mode, where players attempt to work their way through four themed casinos and 16 tournaments. In between poker matches, players can test their luck in blackjack, video poker, or slots to increase their cash earnings. World Championship Poker also features built-in tutorials as well as multiplayer support via Game Link Cable.