Provided is a game machine. The game machine can improve generality when a design change and the like are conducted. The game machine executes a game according to the operation set by a game player. The game machine comprises a main control base board, a game display device and a game display control base board, wherein the main control base board comprises a lottery draw device which conducts a lottery draw based on an opportunity that an acquired condition establishes and controls a related game process, the game display device executes game displays related to the game, and the game display control base board controls the game displays executed in the game display device based on the information of the main control base board. Further more, the main control base board is provided with a determining information acquiring device, a determining information storage device, a special game deciding device and an omen game display determining device, and the game display control base board is provided with an omen game display control device.