You are a professional boxer and must face an opponent in the ring size. Since a view to first person, use the A and S keys to hit your opponent. Press the up arrow keys to block the blows of your opponent with your boxing gloves. Climb into the ring and knock your opponent of your punches in Boxing, a game of sport to discover on your portal game www.flash-games.net. When your energy bar reaches its maximum level, press the space bar to send a great hook in the jaw of your opponent. Please do not send too many shots at once because your level of stamina is reduced considerably. Protect yourself from time to time to recover. Put KO your opponent after the referee until the 10.