Abstract: A gaming method for adding a bonus feature to a main game comprising: providing a display screen comprised of cells arranged in rows and columns; providing a plurality of paylines, each payline comprising one cell from a plurality of columns; automatically and randomly selecting a multiplier value from among a plurality of multiplier values; automatically and randomly applying the selected multiplier value to a limited number of paylines to create one or more selected multiplier paylines; and displaying the multiplier value and the selected multiplier payline(s) to the user on the display screen.

Abstract: Methods of weighting odds in shared bonus events and gaming systems and devices configured for weighting odds in shared bonus events. A number of participations or entries by the same gaming machine or player entity may be obtained for a shared bonus event in association with play of a base or primary game, allowing the odds of winning the shared bonus event to be weighted.

Abstract: A gaming method includes receiving a wager from a player, displaying an image representative of a primary game, determining if a bonus event trigger has occurred, displaying an image representative of a bonus game, the bonus game including a representation associated with the player and a representation associated with an opponent, the representations each having at least one attribute associated with the bonus game, if the bonus event trigger occurs, and determining a payout associated with an outcome of the bonus game. The method also includes offering the player at least one advantage option, the at least one advantage option affecting at least one of the at least one attribute of the representation associated with the player and the at least one attribute of the representation associated with the opponent. A gaming machines and system may be provided to carry out such a method.