UFC 109: Relentless

Name: UFC 109: Relentless
Director: Anthony "Pasquale" Giordano
Released: 2010-02-06
Rating: 5.5
Cast: Randy Couture, Mark Coleman, Chael Sonnen, Nate Marquardt, Paulo Thiago

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.