21) Brock Lesnar
MMA Record: 5 Wins, 3 Losses (1 No Contest)
Brock Lesnar is probably the most well-known wrestler that has successfully transferred over to the world of Mixed Martial Arts.
Brock is a former UFC Heavyweight Champion and has fought 8 times for the promotion. He holds wins against UFC legends: Randy Couture and Frank Mir. Lesnar defeated Mark Hunt in his last fight at UFC 200. The fight was eventually ruled a no-contest after Lesnar tested positive for a banned substance.
20 Cain Velasquez
MMA Record: 14 Wins, 3 Losses
Cain Velasquez had arguably the best MMA career on this list. He is a two-time UFC Heavyweight Champion, even defeating Brock Lesnar to win one of those belts.
Cain will surely go down as one of the greatest Heavyweights in UFC history.
19) CM Punk
MMA Record: 0 Wins, 2 Losses
If you don’t know that CM Punk has competed in Mixed Martial Arts by now, you are probably living under a rock.
Punk was defeated in his first professional fight at UFC 203. He lost to Mickey Gall via rear-naked choke. He was paid $500,000 for the fight, plus probably a lot more in Pay-Per-View buys. Punk also lost to Mike Jackson at UFC 225. It looks like his UFC Career is finished.
18) Daniel Puder
MMA Record: 8 Wins, 0 Losses
Daniel Puder is best known for winning Tough Enough back in 2004. He is also best known for his incident with Kurt Angle on Smackdown in 2004 where he locked Angle into a (shoot) kimura lock.
Puder had a successful career in MMA after his brief WWE career, retiring with a perfect 8 and 0 record.
17) Dan Severn
MMA Record: 101 Wins, 19 Losses, 7 Draws
Dan Severn briefly wrestled for the WWF from 1997 until 1999. This includes appearances in the infamous Brawl For All tournament and the King of the Ring 1998.
He has consistently fought in MMA fights since 1994. As you can see from his record, he has fought an insane amount of times. He has over 100 career professional wins in Mixed Martial Arts. He is also a member of the UFC Hall of Fame.
16) “Dr. Death” Steve Williams
MMA Record: 0 Wins, 1 Loss
“Dr Death” Steve Williams had the reputation as being one of the toughest men in the history of the wrestling business. He had a brief cup of coffee with the WWF from 1998 until 1999. This included competing in the ‘Brawl for All’ tournament where he lost to Bart Gunn. Prior to that, he had a legendary career in Japan.
He tried his hand at Mixed Martial Arts in 2004. He was knocked out in 22 seconds into the first round. This was his first and only MMA fight.
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