 Los Megas teamed together one last time in 2005 after not having worked as a team for over six months, they joined together to lose the IWRG Intercontinental Trios Championship that they still held.On December 22, 2005, Ultra Mega was one of the participants in IWRG's annual "Castillo del Terror" ("Castle of Terror") event, a multi-man Steel Cage Match that came down to Ultra Mega and Nemesis.The last two competitors were forced to wrestle under "Lucha de Apuesta" rules in a match that Nemesis won, forcing Ultra Mega to unmask.