Check out the top 10 boxing knockouts. Some of these guys just drop.
Slow motion replay catches Ben Flower brutally attacking another player.
A huge compilation of some of the best MMA knockouts from 2012.
A bully chokes his friend so this Russian takes matters into his own fists.
Tasing yourself in the neck is one way to put you down.
Get knocked out and get a handy? WTF!
Some guy starts a fight with a muscle man over pizza and gets headbutted...
Mentos: The face breaker.
It's a duel to the death and this kid is wielding a 7 pound dildo as a...