18. Craig PittmanĀ 

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A former Marine turned pro wrestler, Pittman used to wrestle in WCW before deciding to try his luck at MMA. He holds a 2-2 record.

17. Dan Severn

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Severn began as a Greco Roman and freestyle wrestler, wrestling all over the world.

In 1994, Dan Severn started fighting in the UFC and went on to be a UFC Hall Of Famer and was the last Superfight Champion.

His MMA record stands at 101 wins 19 losses and 1 draw.