César Cuauhtémoc González Barrón (born January 9, 1968) is a Luchador Enmascarado (masked wrestler) and actor. He is known best as Silver King, but also had an extensive stint as Black Tiger III, the third incarnation of the Black Tiger character. He is the son of luchador Dr. Wagner and the brother of Dr. Wagner, Jr. González worked for many years with El Texano as the tag team "Los Cowboys" winning tag team championships in both 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/Kain when wrestling in Mexico City as a way to be able to officially be allowed to wear his mask again.

Juan Conrado Aguilar Jáuregui (November 26, 1958 – January 15, 2006), better known by his ring name El Texano, was a Mexican Luchador, or professional wrestler. From the early 1970s to the early 2000s, he wrestled under masked and unmasked monikers for various promotions including Universal Wrestling Association (UWA), World Class Championship Wrestling (WCCW), and World Championship Wrestling (WCW), Consejo Mundial de Lucha Libre (CMLL) and Asistencia Asesoría y Administración (AAA). His son Juan Aguilar Leos wrestles under the name El Texano, Jr. in tribute to his father and another son wrestles as the masked Super Nova.