Superman: The Animated Series

Season 2, Episode 1

Episode Title: Blasts from the Past (1)

Air Date: 1997-09-08

Overview:

Superman decides to release Mala, a Kryptonian criminal, from the Phantom Zone, but when Mala proves too power-hungry for this world, Superman tries to send her back. Mala escapes with the Phantom Zone Projector and releases Krypton's most notorious traitor, Jax-Ur.