Javier Mariscal was born in Valencia, Spain in 1950. In Valencia, at the age of 19, Mariscal started publishing the cartoons that featured his first character, El Señor del Caballito. In 1971 he moved to Barcelona to study at the Escuela Elisava. It was there that he founded El Rrollo Enmascarado, an underground comic strip that was sold on the streets.