Some quick videos for people like him who may be reading this thread:
MMA fighter training. Dude is just a drunken bar brawler though, so anybody can do this s*it. Current UFC WW Champ.
Classic Judo techniques wrecking strikers. I know, there isn't any skill in MMA or any use of martial arts.
Some Karate being used here. This guy is the UFC LHW Champion. He's a karate master who's been practicing the art since he was a boy, but anybody can do this. They cut out the part where he breaks a person's neck, steals their girlfriend, and then rides off in his pick up truck with a confederate flag waving from the back though.
Joe Rogan pushes boxing's shi* in, so pay attention to this Coolio.