Patent ID: 9600970
Date: 2017-03-21
CPC Classifications: G07F

Claim:
1. An electronic gaming machine comprising: a display for displaying a game, wherein said game comprises game symbols arranged into an array of predetermined game positions in columns and where predetermined winning combinations of randomly selected game symbols in said game award prizes to a player, vending slots for receiving monetary bets, and an electronic game controller adapted to determine if a bet has been made using the vending slots to initiate play of said game and to control the display of said game symbols on said display if a bet has been received, wherein said electronic game controller designates at least one of said predetermined game positions as a fixed special game position in said array, said game symbols being displayable in said special game position, wherein said special game position is visually indicated on said array to said player during each play of said game by a graphical element associated with said special game position, and wherein a special symbol appearing in said special game position in a play of said game causes said electronic game controller to designate a column including the special game position as resultant game positions such that the game symbols appearing in said resultant game positions change into at least one other game symbol.