UFC 83: Serra vs St-Pierre 2 was a mixed martial arts event held by the Ultimate Fighting Championship. The event was held on April 19, 2008, at the Bell Centre in Montreal, Quebec, Canada. UFC 83 was the UFC's first event in Canada. It was headlined by UFC Welterweight Champion Matt Serra and UFC Interim Welterweight Champion Georges St. Pierre in a match to unify the championship.

UFC 73: Stacked was a mixed martial arts (MMA) event held by the Ultimate Fighting Championship (UFC). It took place on July 7, 2007 at the ARCO Arena in Sacramento, California and featured a total of nine bouts: four on the preliminary card and five on the main card. The main event was Anderson Silva defending the UFC Middleweight Championship against Nathan Marquardt.

UFC 111: St-Pierre vs Hardy was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on March 27, 2010 at the Prudential Center in Newark, New Jersey, United States.

UFC 129: St-Pierre vs. Shields took place on April 30, 2011 in Toronto, Canada. The event broke the previous record and set a new one for the largest attendance in North American MMA history with over 55,000 inside Rogers Stadium. The card was headlined by two title fights: World Welterweight Championship: Georges St-Pierre vs. Jake Shields and World Featherweight Championship: Jose Aldo vs. Mark Hominick.

UFC 140: Jones vs. Machida was a mixed martial arts event held by the Ultimate Fighting Championship on December 10, 2011 at the Air Canada Centre in Toronto, Ontario, Canada. In the main event, Lyoto Machida also suffered his first submission loss at the hands of Jon Jones. In doing so, Jones retained the UFC Light Heavyweight Championship title.

UFC 154: St-Pierre vs. Condit was a mixed martial arts pay-per-view event held by the Ultimate Fighting Championship on November 17, 2012, at the Bell Centre in Montreal, Quebec, Canada.

UFC 145: Jones vs. Evans was a mixed martial arts event held by Ultimate Fighting Championship on April 21, 2012 at the Philips Arena in Atlanta, Georgia. The headline fight at UFC 145 was a UFC Light Heavyweight Championship contest between champion Jon Jones and challenger Rashad Evans. Jones and Evans are former teammates at Jackson's MMA, under the tutelage of coach Greg Jackson.

UFC 79: Nemesis was a mixed martial arts (MMA) event held by the Ultimate Fighting Championship (UFC), that took place on December 29, 2007 at the Mandalay Bay Events Center in Las Vegas, Nevada. The main event featured the highly anticipated rubber match between former UFC Welterweight Champions Georges St. Pierre and Matt Hughes. The Co-main event featured a fight between Chuck Liddell and Wanderlei Silva.

UFC 91: Couture vs. Lesnar was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on November 15, 2008, at the MGM Grand Garden Arena in Las Vegas, Nevada. The main event featured the return of UFC Heavyweight Champion Randy Couture versus WWE's Brock Lesnar in a title bout. The decision to grant Lesnar—who was 1–1 in UFC fights at the time—the title shot was controversial at the time. Some felt it was premature and marketing driven, while others argued the relative lack of depth in the heavyweight division at the time left no clear-cut contenders to the belt.

UFC 97: Redemption (not to be confused with UFC 17: Redemption) was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on April 18, 2009 in Montreal, Quebec, Canada. The main event was UFC Middleweight Champion Anderson Silva vs. Thales Leites.