Strikeforce: Tank vs. Buentello was a mixed martial arts event held on October 7 2006. The event was held by Strikeforce and took place at the Save Mart Center in Fresno, California. This event featured the debut of future UFC Heavyweight Champion Cain Velasquez.

WEC 17: Halloween Fury 4 was a mixed martial arts event promoted by World Extreme Cagefighting on October 14, 2005 at the Tachi Palace Hotel & Casino in Lemoore, California. A light heavyweight tournament was held with the winner being crowned the champion and given a deal with the UFC.

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.

WEC 14: Vengeance was a mixed martial arts event promoted by World Extreme Cagefighting on March 17th, 2005 at the Tachi Palace Hotel & Casino in Lemoore, California.[1] The Main Event saw John Polakowski take on Olaf Alfonso.