Event: UFC 109: “Relentless”
Date: February 6, 2009 (Saturday)
Venue: Las Vegas, Nevada
Broadcast: Pay-Per-View

Fight card:

Mark Coleman vs. Randy Couture
Josh Koscheck vs. Paulo Thiago
Nate Marquardt vs. Chael Sonnen
Matt Serra vs. Frank Trigg

Under card (may not be broadcast):

Demian Maia vs. Dan Miller
Justin Buchholz vs. Mac Danzig
Melvin Guillard vs. Ronnys Torres
Tim Hague vs. Chris Tuchscherer
Rob Emerson vs. Phillipe Nover
Rolles Gracie vs. Mostapha Al Turk