Patent ID: 7690984

Claim:
A gaming machine arranged to display a symbol in each element of a matrix of elements; each column of elements of said matrix of elements comprising a portion of a simulated rotatable reel and wherein at an occurrence of a trigger event at the end of play of a main game; (a) said main game is completed and any prize is awarded, (b) at least one feature game may be awarded wherein: at least one said simulated rotatable reel is configured with elements comprising a subset of elements of said main game; each said rotatable reel is spun and brought to rest to display elements of said matrix in a first stage; said first stage displaying symbols from said subset of elements in elements of at least one said column corresponding to said at least one rotatable reel and uniform imagery in elements of each remaining said column; said feature game then progressing to a further stage wherein all symbols of said elements of said at least one column are used to randomly populate elements displaying said uniform imagery.