The EMLL 57th Anniversary Show was a professional wrestling major show event produced by Empresa Mexicana de Lucha Libre (EMLL) that took place on October 10, 1990 in Arena Mexico, Mexico City, Mexico. The show consisted of six matches, with the main event being a Lucha de Apuestas, mask vs. mask match between Rayo de Jalisco, Jr. and Cien Caras, considered one of the most important Apuesta matches of the late 80s/early 90s. Also on the show, Atlantis defended the NWA World Middleweight Championship against Emilio Charles, Jr.. The show also featured four Six-man tag team matches.