• After No Contest, Mackens Semerzier, Robbie Peralta Rematch at UFC on FX in Sydney

    After their first bout ultimately resulted in a no contest due to an accidental headbutt, Mackens Semerzier and Robbie Peralta will rematch in Sydney.

  • Johnson, Semerzier Scratched From Fight Night 25

  • UFC Fight Night 24: Facebook Fights Announced

  • Bruce Leroy Returns Against Semerzier At UFC Fight Night 24

  • Mackens Semerzier vs. Javier Vazquez On Tap For WEC 50

  • Injury Forces Semerzier Off WEC 48

    An injury has forced Mackens Semerzier out of his WEC 48 pay per view bout with Anthony Morrison.