UFC 109: Relentless è l’evento del 06/02/2010
- Main card
- Weight class Method Round Time Notes
- Light Heavyweight Randy Couture vince su Mark Coleman Technical Submission (rear-naked choke) 2 1:09
- Middleweight Chael Sonnen vince su Nate Marquardt Decision (unanimous) (30–27, 30–27, 30–27) 3 5:00
- Welterweight Paulo Thiago vince su Mike Swick Technical Submission (D’Arce choke) 2 1:54
- Middleweight Demian Maia vince su Dan Miller Decision (unanimous) (30–27, 29–28, 29–28) 3 5:00
- Welterweight Matt Serra vince su Frank Trigg KO (punches) 1 2:23
- Televised (Spike TV)
- Lightweight Mac Danzig vince su Justin Buchholz Decision (unanimous) (29–28, 29–28, 29–28) 3 5:00
- Lightweight Melvin Guillard vince su Ronys Torres Decision (unanimous) (29–28, 29–28, 29–28) 3 5:00
- Lightweight Rob Emerson vince su Phillipe Nover Decision (unanimous) (29–28, 29–28, 29–28) 3 5:00
- Light Heavyweight Phil Davis vince su Brian Stann Decision (unanimous) (30–27, 30–26, 30–26) 3 5:00
- Preliminary card
- Heavyweight Chris Tuchscherer vince su Tim Hague Decision (majority) (29–28, 29–28, 28–28) 3 5:00
- Heavyweight Joey Beltran vince su Rolles Gracie Jr. TKO (punches) 2 1:31