Justice League Unlimited
The galaxy's most powerful superheroes return to battle the allied villains and criminal plots that endanger the universe.
3. The Doomsday Sanction
7.1Feb 19, 2005 · 23 min
Superman battles Doomsday in the heart of a volcano. Doomsday is revealed to be a modified clone of Superman. Batman probes the Cadmus conspiracy to destroy the Justice League.