Patent ID: 8323092

Claim:
A method of operating a gaming system, said method comprising: (a) enabling a player to place one of a plurality of different wager amounts on a play a base game, each different wager amount associated with one of a plurality of wager levels, each wager level associated with a different one of a plurality of different bonus game attributes, each of the bonus game attributes having a probability of being selected for a play of a bonus game; (b) causing at least one processor to execute a plurality of instructions to modify the probability of the bonus game attribute associated with the wager level associated with the placed wager amount; (c) causing the at least one processor to execute the plurality of instructions to determine if a bonus game triggering event occurs; (d) if the bonus game triggering event does not occur, repeating (a) to (d) until the bonus game triggering event occurs; and (e) if the bonus game triggering event occurs: (i) causing the at least one processor to execute the plurality of instructions to randomly select one of the bonus game attributes, said random selection based on the then current probabilities associated with each of the bonus game attributes, (ii) causing the at least one processor to execute the plurality of instructions to randomly determine a bonus game award, said determined bonus game award based, at least in part, on the randomly selected bonus game attribute, and (iii) causing at least one display device to display the determined bonus game award to the player.