Strikeforce: At The Mansion II was a mixed martial arts event held on September 20, 2008. The event took place at the Playboy Mansion in Beverly Hills, California. In addition to the event, all guests were entitled to a top-shelf, open bar; buffet-style, gourmet dinner; and wine-tasting party featuring the spirits of various California gold medal wineries.

WEC 20: Cinco de Mayhem was a mixed martial arts event held by World Extreme Cagefighting that took place on May 5, 2006 at Tachi Palace Hotel & Casino in Lemoore, California. WEC 20's main event was a heavyweight bout between Brian Olsen and Mike Kyle.