Pozas made his wrestling debut in 1985, working as an enmascarado (masked wrestler) 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 AsesorÃa 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.