2D Knockout is a cool boxing game. In 2DKnock-out you must knockdown your boxing opponent at the ring. Try to hit him in the face, and try to protect yourself from the hits that he is going to “give” you for free. You Can block your opponent’s hits with your “Space” button on your keyword. Try to knockdown your opponent with minimal casualty, because you will not going to earn good points, and you will be tired for the other opponent.. Good luck on this cool 2d Knockout boxing game!