"I don't like to boycott slurpees." Jon Koppenhaver (War Machine), is a former professional mixed martial artist who on March 2017 was convicted of 29 felony counts after assaulting adult film star Christy Mack. The Case of Jon Koppenhaver is a feature-length psychological analyses of War Machine and the events that took place that night by YouTube channel JCS – Criminal Psychology. It is an in-depth look at how this man came to committing such a terrifying crime.