Check out the top 10 boxing knockouts. Some of these guys just drop.
Here is another sweet knockout punch.
Never underestimate your opponent!
The bigger they are, the harder they fall!
Here's the top 20 knockouts in UFC history.
Wait for it...This dude ended up with 19 titanium plates, 38 titanium screws, 21 stitches in the face, 14 stitches in the mouth, 50 surgical staples from ear to ear. Was it worth it?
Check out what happens to this boxers face when he takes a punch to the head.
I would be angry if I was the guinea pig for that demonstration.