Superman: Doomsday (2007) (movie): When LexCorps accidentally unleash a murderous creature, Doomsday, Superman meets his greatest challenge as a champion. Based on the "The Death of Superman" storyline that appeared in DC Comics' publications in the 1990s. Discover the latest Discussions, Reviews, Quotes, Theories, Explanations and Analysis of Superman: Doomsday (2007) below