Richard made the Azteca Productions company and imprint in 1993. The first publication was "El Gato Negro #1". Dominguez first got the idea for El Gato Negro in the late '80s. He originally planned thought of putting the character in a team of superheroes. Liking the character better on his own, Dominguez left the original project and focused on El Gato Negro. A lot of the character’s personality and look was inspired by Dominguez’s favorite superheroes like The Spirit, The Crimson Avenger, Daredevil, Nightwing, The Shadow, The Phantom, Zorro and Batman. The character has been popular since his introduction. and other media Dominguez is currently looking to make a movie on the character.