César Cuauhtémoc González Barrón is a Luchador Enmascarado (masked wrestler) and actor known best as Silver King but has also had an extensive stint as Black Tiger III, the third incarnation of the Black Tiger gimmick. He is the son of luchador Dr. Wagner and the brother of Dr. Wagner, Jr. González's son made his professional wrestling debut in April 2012, working as Silver King Jr. González worked for many years with El Texano under the Tag Team name "Los Cowboys" winning tag team titles both in Mexico and Japan. Silver King has worked for the Universal Wrestling Association (UWA), Consejo Mundial de Lucha Libre (CMLL), World Championship Wrestling (WCW), All Japan Pro Wrestling (AJPW), New Japan Pro Wrestling (NJPW) and various smaller federations all over the world. González also starred as the villain "Ramses" in the movie Nacho Libre, starring Jack Black. In June, 2010 González began using the ring name Silver Cain/Kainwhen wrestling in Mexico City as a way to be able to officially be allowed to wear his mask again.