Gerardo Campos Poza, better known under his ring name Último Gladiador is a Mexican luchador enmascarado, or masked professional wrestler. From 2014 to 2018, Campos worked for the Mexican professional wrestling promotion Lucha Libre AAA Worldwide under the ring name Demon Rocker as a part of the group Los Inferno Rockers. Campos has previously wrestled under the name El Potro as well as being the first wrestler to play the masked Mega character for International Wrestling Revolution Group.

Francisco Javier Pozas is a Mexican professional wrestler, or luchador, who is best known under the ring name El Pantera, but has also worked as Pantera II, El Manaya, América, Tritón and Tanaka over the years. Pozas made his wrestling debut in 1985, working as an enmascarado with a panther-inspired mask to go with his ring character of "El Pantera". Over the years Pozas has worked in Mexico, Japan and the United States; In Mexico he has worked for Consejo Mundial de Lucha Libre (CMLL), Asistencia Asesoría y Administración (AAA), International Wrestling Revolution Group (IWRG), in Japan he's worked for Universal Lucha Libre (ULL) and All-Japan Pro Wrestling (AJPW) and in the United States he's most known for his work in the World Wrestling Federation (WWF) from 1997 to 1999 and Chikara where he has worked shows since 2007. In 2006 Pantera lost his mask as a result of a match. He, however, continued wearing the mask when working for Chikara and in 2011 also began wearing it again in Mexico.