Pro Baseball Chess is a board game that simulates a professional baseball game. The game method is very simple. First, the player must choose his favorite professional baseball team, and then the computer selects the other professional baseball team to fight against. The order of attack and defense between the two sides is determined by the computer after selecting the teams. Players and computers must follow the rules of professional baseball games and click on the screen sequentially to proceed with each game and the rotation of offense and defense. Finally, after the nine rounds of offense and defense are completed, the game will announce the result of the game, and the player will choose to continue the game according to their wishes.