Jorge Rivera

UFC on FX 1: Guillard vs. Miller was a mixed martial arts event held by the Ultimate Fighting Championship on January 20, 2012 at the Bridgestone Arena in Nashville, Tennessee.

UFC 133: Evans vs. Ortiz was a mixed martial arts event held by the Ultimate Fighting Championship on August 6, 2011 at the Wells Fargo Center in Philadelphia, Pennsylvania.

UFC 127: Penn vs. Fitch was a mixed martial arts event held by the Ultimate Fighting Championship on Sunday, 27 February 2011 at Acer Arena in Sydney, Australia.

UFC Fight Night 21: Florian vs. Gomi was a mixed martial arts event held by the Ultimate Fighting Championship on March 31, 2010 at Bojangles Coliseum in Charlotte, North Carolina, This was the third time the UFC held an event in Charlotte, but the first since UFC 5.

UFC Fight Night 18: Condit vs. Kampmann was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on April 1, 2009. The event was broadcast on Spike TV, as a prelude to the premiere of The Ultimate Fighter: United States vs. United Kingdom. The main event featured the debut of former WEC Welterweight Champion Carlos Condit – riding an eight fight win streak – in the main event against Martin Kampmann.

UFC 104: Machida vs. Shogun was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on October 24, 2009 in Los Angeles, California.

UFC 85: Bedlam was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on June 7, 2008, at The O2 Arena in London, United Kingdom. The main event was ultimately changed to Matt Hughes against Thiago Alves. Hughes took the fight on short notice as a favor to the UFC and Alves came in four pounds overweight.

UFC 80: Rapid Fire was a mixed martial arts (MMA) event held by the Ultimate Fighting Championship (UFC), that took place on January 19, 2008 at the Metro Radio Arena in Newcastle, England. Sean Sherk was originally slated to fight but tested positive for steroids. With the lightweight championship vacated, the Penn-Stevenson bout was altered to be for the undisputed championship.

UFC 67: All or Nothing was a mixed martial arts event held by Ultimate Fighting Championship. The event was held Saturday, February 3, 2007 at the Mandalay Bay Events Center on the Las Vegas Strip in Nevada. The main event was Travis Lutter vs. Anderson Silva for the middleweight title, however Lutter was not able to make weight and the fight was changed to a non-title contest.

UFC Fight Night 3: Sylvia vs. Silva was a mixed martial arts event held by the Ultimate Fighting Championship on January 16, 2006. The event took place at the Hard Rock Hotel and Casino in Las Vegas, Nevada, and was broadcast live on Spike TV in the United States and Canada. The main event between Tim Sylvia and Assuerio Silva was touted as a match to determine the next contender for the UFC Heavyweight Championship, then held by Andrei Arlovski.