Gaming device (100), a base game, starts and has first bonus game (102). Once a player has inserted an appropriate amount of money, a player spins the reels (104). The gaming device (10) determines whether a bonus triggering event is generated for a first bonus game (106), second bonus game (112), or a third bonus game (118). The gaming device then determines whether at least a first predefined number of paylines are wagered (108), at least a second predefined number of paylines are wagered (114), or whether at least a third predefined number of paylines are wagered (120). If the gaming device determines that a first predefined number of paylines are wagered (108) then a first bonus game is initiated having a first average payout per credit bet (110). If the gaming device determines that a second predefined number of paylines are wagered (114) then a second bonus game is initiated having a second average payout per credit bet (116). If the gaming device determines that a third predefined number of paylines are wagered (120) then a third bonus game is initiated having a third average payout per credit bet (122).