Watch The Ultimate Fighter 25 Finale (2017) : Full Movie Online Free The Ultimate Fighter: Redemption Finale (also known as The Ultimate Fighter 25 Finale) was a mixed martial arts event produced by the Ultimate Fighting Championship held on July 7, 2017 at T-Mobile Arena in Paradise, Nevada, part of the Las Vegas metropolitan area. The event was headlined by a lightweight bout between Michael Johnson and former WSOF Lightweight Champion Justin Gaethje. The welterweight finals of The Ultimate Fighter: Redemption took place at the event.