Welcome to the online game Stickman Boxing KO Champion. This is a free Sport Game. You're not a boxing expert? Don't worry, the boxing game is easy enough to learn. Just press the Space button repeatedly to perform punches and block attacks, and then hit the other boxer with an uppercut, lowercut, or body shot. Once you've completed your round, you can move on to the next round. Stickman Boxing KO Championship unblocked game is an online game that features 4 stickman fighters in intense combat.