A wagering card game is disclosed in which the player makes an initial bet to participate in a base game. Prior to the play of the game, the dealer will display at least one additional card from the deck. After viewing this card or cards, the player is given the opportunity to place an additional...http://www.google.de/patents/US5711525?utm_source=gb-gplus-sharePatent US5711525 - Method of playing a wagering game with built in probabilty variations
