Patent ID: 6881146
Filing Date: 2005-04-19
Classification: A63F

Abstract:
1. A method of conducting a game of chance on a gaming machine controlled by a processor, the method comprising: receiving a wager; displaying an array of locations individually selectable by a player and the processor; receiving alternating selections by the player and the processor of unoccupied ones of the locations in the array for placement of respective first and second symbol types, the receiving selections by the processor includes: (a) determining, via the processor, a best location of unoccupied ones in the array for placing the second symbol type, (b) applying a predetermined weighted probability to determine whether the second symbol type should be placed in the best location of the unoccupied ones, (c) if, after applying the weighted probability, multiple unoccupied ones of the locations are available to receive the second symbol type, applying, via the processor, a random determination as to which of the multiple unoccupied ones of locations to place the second symbol type, the weighted probability varying with successive ones of the selections by the processor; and awarding a payout based on an outcome of the game.