WEC 53: Henderson vs. Pettis
- Bantamweight bout: Renan Barão vs. Chris Cariaso
- Barão defeated Cariaso via submission (rear naked choke) at 3:47 of round 1.
- Lightweight bout: Ricardo Lamas vs. Yuri Alcantara
- Alcantara defeated Lamas via KO (punches) at 3:26 of round 1.
- Lightweight bout: Danny Castillo vs. Will Kerr
- Castillo defeated Kerr via KO (punches) at 1:25 of round 1.
- Bantamweight bout: Eddie Wineland vs. Ken Stone
- Wineland defeated Stone via KO (slam) at 2:11 of round 1.
- Bantamweight bout: Brad Pickett vs. Ivan Menjivar
- Pickett defeated Menjivar via unanimous decision (29-28, 29-28, 29-28).
- Lightweight bout: Jamie Varner vs. Shane Roller
- Roller defeated Varner via submission (rear-naked choke) at 3:55 of round 1.
- Lightweight bout: Zhang Tie Quan vs. Danny Downes
- Downes defeated Zhang via unanimous decision (29-28, 30-27, 29-28).
- Lightweight bout: Bart Palaszewski vs. Kamal Shalorus
- Shalorus defeated Palaszewski via split decision (30-27, 28-29, 29-28).
- Lightweight bout: Donald Cerrone vs. Chris Horodecki
- Cerrone defeated Horodecki via submission (triangle choke) at 2:43 of round 2.
- Bantamweight Championship bout: Dominick Cruz (c) vs. Scott Jorgensen
- Cruz defeated Jorgensen via unanimous decision (50-45, 50-45, 50-45) to retain the WEC Bantamweight Championship and become the first UFC Bantamweight Champion.
- Lightweight Championship bout: Ben Henderson (c) vs. Anthony Pettis
- Pettis defeated Henderson via unanimous decision (48-47, 49-46, 48-47) to become the final WEC Lightweight Champion.