The UFC officially announced on Tuesday several bouts for UFC 109: Relentless on February 6, at the Mandalay Bay Events Center in Las Vegas, Nevada.
Headlining the card are UFC Hall of Famers Randy Couture and Mark Coleman in a light heavyweight match-up almost 12 years in the making.
The UFC also made several other bouts official for UFC 109, including Josh Koscheck vs. Paulo Thiago 2 in the co-headliner, Antonio Rogerio Nogueira vs. Brandon Vera, Nate Marquardt vs. Chael Sonnen, and Matt Serra vs. Frank Trigg.