From his debut in 1956 until the 1970s, he primarily worked as a heel and had notable feuds with Bruno Sammartino, Dutch Savage, Jimmy Snuka, Terry Funk, and Mil Máscaras.

[2] He entered the professional wrestling business in 1964 and was trained by Danny McShain, Cyclone Anaya, and David Weinstein.

[2] It culminated in a Hair vs Mask match, which Ramos lost, causing him to have his head shaved.

[2] He later had a short run in the World Wide Wrestling Federation, managed by Col. Homer O'Dell, as an opponent to the champion Bruno Sammartino.

[2] Sammartino defeated Ramos by submission in defense of the title, in the first show held at the "new" Madison Square Garden in 1968.

[2] Ramos became a popular heel in Oregon after breaking Lonnie Mayne's arm, causing the bone to stick out of the skin.

[2] In the same territory, Ramos won tag team gold with future governor Jesse Ventura.