Patent ID: 8777721

Claim:
A gaming machine comprising: a start button depressed when a game is started; a display for displaying video reels having symbols including a first symbol and a second symbol, the second symbol including the first symbol and a mark which is a predetermined mark selected from a plurality of marks including a common mark and plural kinds of specific marks, each kind of the specific marks producing a bonus trigger to produce one of plural kinds of bonus games and having a different shape correspond to each bonus trigger; and a processor; wherein the processor is programmed to: (a) accept a start signal output from the start button when depressed, (b) display spinning video reels so as to variably display the first symbols in response to the accepted start signal, (c) stop the video reels to display the first symbols, (d) determine whether or not a combination of the first symbols stopped on the video reels becomes a winning symbol combination, (e) provide an award based on the combination of the first symbols when the combination of the first symbols becomes the winning symbol combination in the process (d), (f) gradually display a group of marks including the common mark and at least one kind of the specific marks so as to be superimposed with the first symbols after the process (e) is executed, (g) determine whether or not a number of marks in the group of marks displayed in the process (f) is a predetermined number or more, and (h) produce a bonus game corresponding to the type of specific mark included in the group of marks when the number of marks in the group of marks including the common mark and the at least one kind of the specific marks that are displayed is the predetermined number or more.