Brainiac, once Krypton’s all-knowing planetary computer, comes to Earth as part of his information-gathering trek across the galaxy, and partners with Lex Luthor on the basis of giving technological progress to humanity. But, as Superman discovers, Brainiac’s intent after gathering the world’s knowledge is to destroy Earth.

After Jax-Ur gains his powers, he and Mala imprison Superman in the Phantom Zone, smash the projector, and begin their conquest of Earth. With the help of Professor Hamilton, Superman must find a way to escape from the Phantom Zone and deal with the two corrupt soldiers.

Maxima, the stuck-up queen of an alien empire, discovers her perfect mate – Superman. She takes Superman back to her native planet only to learn she has been deposed due to public outrage against her.