Patent ID: 8740691

Claim:
A gaming system comprising: at least one processor; at least one display device; at least one input device; and at least one memory device storing 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 to: (a) display a plurality of reels associated with a plurality of symbols and a plurality of paylines, wherein each of a plurality of the symbols is associated with one of one or more sub-symbols and each of the paylines is associated with a modifier having a modifier value; and (b) provide a plurality of free spins of the reels to a player, and for each of said free spins: (i) display a plurality of the symbols and any associated sub-symbols on the reels; and (ii) for each of the paylines: (A) if one of one or more designated symbol combinations is displayed in association with said payline: (1) determine any award associated with said designated symbol combination, (2) modify said determined award using the modifier associated with said payline, and (3) display said modified award; and (B) if a designated quantity of the sub-symbols are displayed in association with said payline and there is at least one free spin remaining from said provided free spins: (1) increment the modifier value of the modifier associated with said payline distinct from any incrementing of any of the modifier values of the modifiers associated with the other paylines, and (2) employ said incremented modifier in a next free spin.