Tags: Wrestling Event.
Sin Piedad (2011) (Spanish for No Mercy) was an annual professional wrestling major event produced by Consejo Mundial de Lucha Libre (CMLL) which took place on December 16 2011 in Arena México Mexico City Mexico and replaced CMLL’s regular Friday night show Super Viernes (Super Friday). The 2011 Sin Piedad was the tenth event under that name that CMLL promoted as their last major show of the year always held in December.