


In War Machine's official UFC debut, he defeated Jared Rollins in The Ultimate Fighter: Team Hughes vs Team Serra Finale via KO at 2:01 of the third round. Īfter a dispute with TNA Wrestling over the use of his nickname, he legally changed his name from "Jon Koppenhaver" to "War Machine" in 2008. Koppenhaver lost by unanimous decision to Tom Speer. Instead, Koppenhaver was brought in as a replacement when Roman Mitichyan broke his elbow during evaluations and was sent home. He was not part of the original sixteen fighters. Koppenhaver was a fighter on The Ultimate Fighter: Team Hughes vs. Mixed martial arts career The Ultimate Fighter Season Six In an interview, Koppenhaver claimed that he had been earning high marks at The Citadel. In August 2000, Koppenhaver attended The Citadel in Charleston, South Carolina for two years before being expelled for "poor behavior". When he was 13, Koppenhaver suffered a horrific trauma when he unsuccessfully performed CPR on his father after he died of a heart attack. Due to his mother's drug addiction, Koppenhaver would often take care of his younger brother and sister. His German-American father was an officer for the Los Angeles Police Department, while his Mexican-American mother worked as a nurse and later became a work-at-home mother.

Koppenhaver was born in the Los Angeles suburb of Simi Valley, California.
