UFC 137: Penn vs. Diaz was a mixed martial arts event held by the Ultimate Fighting Championship on October 29, 2011 at Mandalay Bay Events Center in Las Vegas, Nevada.
UFC 46: Supernatural was a mixed martial arts event held by the Ultimate Fighting Championship on January 31, 2004, at the Mandalay Bay Events Center in Las Vegas, Nevada. Headlining the card was a Light Heavyweight championship bout between Randy Couture and Vitor Belfort. The evening marked the UFC debut of future welterweight champion Georges St-Pierre.
WEC 42: Torres vs. Bowles was a mixed martial arts event held by World Extreme Cagefighting on August 9, 2009 at the Hard Rock Hotel and Casino in Las Vegas, Nevada. Bantamweight champion Miguel Torres defends his title against no. 1 contender Brian Bowles in the main event.
