Fidel Sierra David Cannell known as "The Cuban Assassin," is a Cuban wrestler prominent in promotions like World Wrestling Council (WWC), WCW, and Pacific Northwest Wrestling. He began his career in 1985, trained by Hiro Matsuda. Throughout his career, he wrestled in various parts of the world, including Japan and Mexico, where he had a significant match against La Parka in a Mask vs Mask bout. In WCW, he was known for his feud with Jim Duggan and teamed up with Ricky Santana, first as The Cuban Connection and later as Los Barrio Brothers.

Sierra also made brief appearances in WWF. In his personal life, he is married to Fantasy, his manager, and they have three children together. They own a sports bar in Florida.