UFC 79: Nemesis was a combined martial arts (MMA) event held by the Ultimate Fighting Championship (UFC), that happened on December 29, 2007 at the Mandalay Bay Events Center in Las Vegas, Nevada.
The centerpieces featured the fight between Chuck Liddell and Wanderlei Silva, in addition to the rubber match in between previous UFC Welterweight Champions Georges St-Pierre and Matt Hughes for the interim Welterweight championship.
Additionally, Pride Light Heavyweight Rameau Thierry Sokoudjou made his UFC launching versus unbeaten Lyoto Machida.
The centerpiece was originally arranged to have The Ultimate Fighter 6 coaches Matt Serra and Matt Hughes for Serra’s UFC Welterweight Championship, which Serra won at UFC 69: Shootout on April 7, 2007, in an upset triumph over Georges St-Pierre. Serra, nevertheless, withdrew from the fight due to a back injury, Serra was changed by St-Pierre, though the battle would now be objected to for the interim Welterweight Championship, with the winner facing Serra afterwards.
UFC 79 had actually 10 bouts set up. The occasion was headlined by a clash between Georges St. Pierre and Matt Hughes. In the co-main occasion, Chuck Liddell handled Wanderlei Silva. The night started with Mark Bocek handling Douglas Evans, followed by Tony DeSouza vs. Roan Carneiro.