Alejandro Muñoz Moreno, better known by the ring name Blue Demon (Demonio Azul in Spanish), was a Mexican film actor and luchador enmascarado (Spanish for masked professional wrestler). Blue Demon is considered a legend of lucha libre, partially from starring in a series of Lucha films between 1961 and 1979, often alongside in-ring rival El Santo. His in-ring career began in 1948 and stretched for 41 years until his retirement in 1989. Throughout his career Muñoz never lost a Lucha de Apuestas match and retired without exposing his face to the public, he would later be buried in the signature blue and silver mask as well. In his 41-year career he won the NWA World Welterweight Championship twice, the Mexican National Welterweight Championship three times and the Mexican National Tag Team Championship with long time tag team partner Black...