El Gato Negro (The Black Cat) was an independent comic book series featuring the eponymous character created by Richard Dominguez and published by Azteca Productions.

Despite being popular with the citizens of his community, El Gato Negro is constantly being hunted by police Captain Miguel Bustamonte, Francisco's best friend and Mario's older brother.

Miguel believes El Gato Negro is in league with the drug-smugglers that plague South Texas and was probably involved in the murder of his younger brother.

Nearly killing the costumed-crimefighter, El Gato Negro manages to escape from the two, only to collapse in the arms of his grandfather, Agustin Guerrero, suffering from extreme fatigue and near-intracranial injury.

Son of the successful South Texas businessman and drug-lord Boss Ochoa, El Graduado vies to usurp his father’s throne and earn a seat in a criminal organization known as The Annulus.

[3] El Graduado is also shown to have little regard for human life, easily murdering his own henchmen for their failures, and has admitted to enjoying the power of wielding a sniper rifle.

Armando attended a University in Bogotá where he developed a romantic relationship with fellow student Narcilina Montoya, with whom he later studied in Harvard Law.

[5] It was being compiled online at webcomicsnation.com "Nocturnal Warrior" takes place in South Texas, where the communities of the Lower Rio Grande Valley are constantly threatened by gangs, drug runners, and costumed criminals.

In an effort to fight and prevent crime, social worker Francisco "Pancho" Guerrero adopts his grandfather's former identity as El Gato Negro, promising to "bring bad luck to all those who do evil".

Unlike most superheroes, El Gato Negro possesses no superpowers and instead makes use of his own athletic abilities, accumulative knowledge, detective skills to fight crime.

As of January 2016, Richard Dominguez is currently working with writer-turned-director Michael S. Moore in directing and filming a live-action short-film adaptation titled El Gato Negro: Prey.