Often prone to blading, Aguayo has been described by American pundits as a cross between Terry Funk and Bruno Sammartino (for his willingness to brawl and overpower opponents).

One of the biggest box office attractions in lucha libre history, prominent professional wrestling journalist and historian Dave Meltzer described Aguayo as "one of the hardest working and most charismatic wrestlers ever".

In the 1990s, Aguayo helped found Asistencia Asesoría y Administración, later known simply as AAA, and his three-way feud with Konnan and Cien Caras proved to be one of the most successful programs in terms of box office receipts.

He was successful in taking the hair of Cien Caras and Máscara Año 2000 but he lost his slated retirement match against Universo 2000.

[5][6] On 3 July 2019, Aguayo died at the age of 73, his death was announced through a social media post by the "Los Perros del Mal" account.