主权项 |
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 arranged in rows and columns and where predetermined winning combinations of randomly selected game symbols in said game award prizes to a player, and an electronic game controller for controlling the display of game symbols on the display, wherein the appearance of a first special symbol on said display causes said electronic game controller to select a group of predetermined game positions, said group comprising at least one predetermined game position from at least two of said columns, and wherein each game symbol occupying a predetermined game position in said group is changed into a second special symbol either during a play of said game or at the completion of said play, said change into said second special symbol being visible to said player. |