Prisión Fatal (March 2013) was a professional wrestling major event, produced by the Mexico based International Wrestling Revolution Group (IWRG) professional wrestling promotion. The event took on March 17, 2013, at "Arena Naucalpan" in Naucalpan, State of Mexico, IWRG's main venue. The main event was the eponymous Prisión Fatal (Spanish for "Fatal Prison") Steel cage match where the last person remaining in the cage was forced to unmasked or shaved bald as per the match stipulation. The Prisión Fatal match included Rayo de Jalisco, Jr., Máscara Año 2000, Jr., Cien Caras, Jr. and Pirata Morgan. Of the four Rayo de Jalisco, Jr. and Cien Caras, Jr. are both masked and risked their masks while Máscara Año 2000, Jr. and Pirata Morgan were unmasked and thus put their hair on the line. Pirata Morgan lost the match and had all his hair shaved off after the match. The show included four additional matches including Dinamic Black defending the IWRG Intercontinental Welterweight Championship against Carta Brava, Jr.