Sin Piedad 2008 (Spanish for "Without pity") was a professional wrestling Pay-Per-View (PPV) produced by Consejo Mundial de Lucha Libre (CMLL), which took place on August 29, 2008 in Arena Mexico, Mexico City, Mexico. The main event was Six-man "Lucha Libre rules" tag team match between Blue Panther, Dos Caras, Jr. and Dr. Wagner, Jr. facing Black Warrior, Mr. Niebla and Rey Bucanero. The show also featured two Luchas de Apuesta matches, the first one saw La Amapola and Lady Apache put their hair on the line. The second match saw Dragón Rojo, Jr. and Mictlán both risk their masks. The show also featured three further six-man "Lucha Libre rules" tag team matches, one featuring wrestlers from Total Nonstop Action Wrestling (TNA) and another featured CMLL's Mini-Estrellas.