WEC 6: Return of a Legend was a mixed martial arts event promoted by World Extreme Cagefighting on March 27, 2003 at the Tachi Palace Hotel & Casino in Lemoore, California. The event was centered around the return of MMA superstar Frank Shamrock taking on Bryan Pardoe. Shamrock had been retired and not competed in MMA since December 2000.

UFC 44: Undisputed was a mixed martial arts event held by the Ultimate Fighting Championship at the Mandalay Bay Events Center on the Las Vegas Strip in Paradise, Nevada. Headlining the card was a light heavyweight championship unification bout between Tito Ortiz and Randy Couture.

The Ultimate Fighter 4 Finale was a mixed martial arts event held by the Ultimate Fighting Championship on November 11, 2006. Featured were the finals from The Ultimate Fighter 4 in both the Middleweight and Welterweight divisions.