UFC on Fox: Henderson vs. Diaz
| Sport: | MMA |
| Promotion: | UFC |
| Date: | Dec. 8, 2012 |
| Venue: | Key Arena |
| City: | Seattle, Washington |
| Broadcast: | Fox Sport |
Main Event
Lightweight Benson Henderson def. Nate Diaz
Unanimous decision () at 5:00 of Round 5
Co-Main Event
Light Heavyweight Alexander Gustafsson def. Mauricio Rua
Unanimous decision () at 5:00 of Round 3
Main Card
Welterweight Rory MacDonald def. BJ Penn
Unanimous decision () at 5:00 of Round 3