To provide a game machine without putting stress on a player as much as possible.

In a game machine executing a variable display game by a display device by transmitting a command from a game control unit to a performance control unit, the game control unit includes a determination means of determining whether time from completion of the last symbol variation to reception of a current command is within prescribed time, based on reception of a command to be sent first from among a plurality of commands in a set, and a performance control means of performing processing for starting variation of a symbol even if reception of a command to be sent later fails when the determination means determines that time from completion of the last symbol variation to the reception of the current command is within prescribed time, and performing control such that processing for preventing variation of a symbol from being started when it is determined that time from completion of the last symbol variation to the reception of the current command has exceeded prescribed time.