Watch: UFC 155: Dos Santos Vs. Velasquez 2.
[dropcap]U[/dropcap]FC 155 is an upcoming mixed martial arts event to be held by the Ultimate Fighting Championship on December 29, 2012 at the MGM Grand Garden Arena in Las Vegas, Nevada.
A rumored bout between Forrest Griffin and Chael Sonnen was scrapped when Sonnen agreed to coach on Season 17 of the Ultimate Fighter. Sonnen was replaced by Phil Davis, however, that bout was scrapped as well when a knee injury forced Griffin off of the card.
- Heavyweight Championship: Junior Dos Santos (c) vs. Cain Velasquez
- Lightweight: Joe Lauzon vs. Jim Miller
- Middleweight: Tim Boetsch vs. Constantinos Philippou
- Middleweight: Alan Belcher vs. Yushin Okami
- Middleweight: Chris Leben vs. Derek Brunson
- Bantamweight: Brad Pickett vs. Eddie Wineland
- Bantamweight: Byron Bloodworth vs. Erik Perez
- Lightweight: Melvin Guillard vs. Jamie Varner
- Lightweight: Michael Johnson vs. Myles Jury
- Featherweight: Leonard Garcia vs. Max Holloway
- Heavyweight: Phil De Fries vs. Todd Duffee
- Flyweight: Chris Cariaso vs. John Moraga