"We can work drills 20 times through, and he works his tail off on everything," Burke said. "He has way more talent with this stuff than people would imagine."

O'Neal's specialty? Much like Clubber Lang, it's pain. Shaq-fu is said to have some killer knees as well as a phenomenal rear naked choke. He isn't the only athlete to try MMA, as former Redskins wide receiver Michael Westbrook is now a jiu-jitsu player who won his only MMA match. Marcus Jones, a six-year NFL veteran, turned to MMA in retirement, and has won four fights. Will Shaq ever enter the cage?

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