The invention is directed to a gaming machine and method of providing a game. The game machine comprises a display and a controller. The display is configured to display a plurality of symbol positions displayed in a grid, the grid defining a plurality of columns. The controller is configured to: initiate a game; determine at least one symbol associated with each of the plurality of symbol positions along at least one of the columns and display the symbols in the at least one column; evaluate the symbols displayed within the at least one column to determine a highest ranked symbol; replace all remaining symbols displayed within the at least one column with the highest ranked symbol; and insert the highest ranked symbol into the symbol positions of at least one other column within the grid.