UFC 109: Relentless was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on February 6, 2010 at the Mandalay Bay Events Center in Las Vegas, Nevada.
Randy Couture
Self
Mark Coleman
Self
Chael Sonnen
Self
Nate Marquardt
Self
Paulo Thiago
Self
Mike Swick
Self
Demian Maia
Self
Dan Miller
Self
