Still from Justice League Unlimited S2E3

S2 E3: The Doomsday Sanction

Name: The Doomsday Sanction
Released: 2005-02-19

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.

Air date	Feb 19, 2005
Runtime	23 minutes
TMDB rating	★ 7.2/10