Martín Eito was born in Las Heras, and learned the finer points of the comics profession from Osvaldo Viola (Oswal) at the Escuela Garaycochea. He also did studies in Visual Arts, 2D Animation and Digital Illustration. He has been active as a comics artist and illustrator since 1992, and in animation since 1995. He made the book 'Cómic Network' in 1996.
He has published in among others the dailies Clarín, La Nación (bothfrom Buenos Aires), La Zona, and Olivos, and in the magazines El Porteño, Suélteme, El Lápiz Japonés, Primer Mundo, Cablevisión, Páginas de mi Pueblo, La Voz de las Heras, Colegio Ward and El Obturador. He has illustrated instructional comic books for the ministry of Culture and Education in Argentina. He has also drawn for the Spanish magazines Monográfico and Playboy, and he has done storyboards for animated commercials through Bujos Producciones.