A system or method receives digital image sets from a player of a game in which money is wagered and prizes of more than a nominal value may be won. A player may leave the digital image sets he supplied with the system and method for use in the games of other players and that player may win prizes or entries in a contest based on the use of his or her image in other player's games. An advertiser may supply digital image sets corresponding to a promotion for use in a player's game, and the player can win prizes or entries in a contest based on the digital image sets displayed in the player's game.