#2 War Machine (Jonathan Koppenhaver)
The saga of War Machine’s criminal escapades is perhaps the most famous example of an MMA fighter gone very, very bad. The former UFC and Bellator fighter was released from both promotions for his terrible attitude. At the same time, he racked up several other assault charges outside of his most notorious and latest feat.
Currently, War Machine resides in a state prison in Nevada for 34 criminal counts including sexual assault and attempted murder charges against his ex-girlfriend Christy Mack. The vicious attack that led to War Machine’s claim to fame was one of the most infamous cases in MMA history, also brutally vivid as told by Mack herself on social media.
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It was reported that the porn star suffered 18 broken bones and several other injuries in the attack. Let’s just say War Machine is one of the biggest losers the sport has ever seen.