Punch Combination/ - Arrow KeysLeft / Right Punch / Defend/ - A,S,D Keys In Sidering Knockout, you goal is to knock all your opponents out cold and get the championship belt! Try to use combinations and dodge the opponents punches. A good tip would be to find the best key combination and use it all the time. Try not to get hit by spamming punches. Note: we are not responsible for any damage you may do to your keyboard! Show them who's boss in the ring.