LAS VEGAS –  Nate Diaz and  Chris Holdsworth each earned $50,000 bonuses for their performances at Saturday’s TUF 18 Finale event, but it was Ryan Benoit , in a losing effort, who will take home $100,000. Diaz earned the “Knockout of the Night,” Holdsworth won “Submission of the Night” and Benoit picked up “Fight of the Night” honors for his loss to Joshua Sampo .