Patent ID: 7862421

Claim:
A gaming device comprising: at least one display device; at least one input device; at least one processor; and at least one memory device which stores a plurality of instructions, which when executed by the at least one processor, cause the at least one processor to operate with the at least one display device and the at least one input device, for a play of a wagering game, to: (a) for each of a plurality of predetermined paylines, enable a player to participate in the play of the wagering game by placing an individual payline wager amount on said predetermined payline, each said predetermined payline being associated with a different plurality of symbol positions; (b) randomly generate a plurality of symbols from a plurality of different symbols, said plurality of different symbols including at least one predetermined triggering symbol; (c) display the randomly generated plurality of symbols at the different plurality of symbol positions; (d) determine whether the randomly generated and displayed symbols include a designated quantity of the predetermined triggering symbols, the designated quantity being at least one; (e) if the randomly generated and displayed symbols include the designated quantity of the predetermined triggering symbols, for each of a first quantity of wagered-on predetermined paylines: (i) modify the payline wager amount placed by the player on said wagered-on predetermined payline by a randomly determined amount, said modification occurring without requiring the player to place any additional wagers, said first quantity being at least one, said amount being randomly determined regardless of which of the symbol positions each of the randomly generated predetermined triggering symbols are displayed at; and (ii) display each modified payline wager amount; (f) for each wagered-on predetermined payline, determine whether the randomly generated and displayed symbols at the plurality of symbol positions associated with said wagered-on predetermined payline form any of a plurality of different winning symbol combinations, said plurality of different winning symbol combinations being associated with a plurality of different values (g) for each of a second quantity of said wagered-on predetermined paylines, said second quantity being at least one and less than or equal to said first quantity, if the payline wager amount placed by the player on said wagered-on predetermined payline has been modified and if the randomly generated and displayed symbols at the plurality of symbol positions associated with said wagered-on predetermined payline form any of the plurality of different winning symbol combinations, determine an award for said formed winning symbol combination by multiplying: (i) the value associated with the formed winning symbol combination, by (ii) the modified payline wager amount for said wagered-on predetermined payline; and (h) provide any determined awards to the player.