 In 1975, Diaz helped establish Universal Wrestling Association with Francisco Flores and Benjamín Mora.During his many title reigns, Diaz faced many present or future stars, such as Gran Hamada, Killer Kowalski, John Tolos, El Solitario, Fishman, René Guajardo, Gory Guerrero, El Santo, and Cavernario Galindo.After retiring, Diaz became an actor and appeared in several Mexican films.