Enrique Villagrán, who often used the pseudonym Gómez Sierra, began his large comics production in the 1970s, working at the Nippur IV studios with his brothers Carlos and Ricardo. He has worked on titles like 'Argón el Justiciero' with Hector German Oesterheld, on 'Los Aventureros', 'Danske', 'Kayan' and 'Nippur de Lagash' with Robin Wood. His works for Columba and Record have been reprinted in Italy, and he has worked with his brother Ricardo on 'Fantastic Four' and 'Robin' in the USA.