After toxic chemicals transform janitor Rudy Jones into the energy-draining Parasite, he imprisons Superman, intent on keeping the Man of Steel as his own personal power source.

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.

Superman and Professor Hamilton start building a new Phantom Zone projector to balance the odds. However Jax-Ur and Mala manage to send Superman into the Phantom Zone, and then destroy the Projector. As their decimating attacks begin, it's up to Lois and Professor Hamilton to rescue the Man of Steel in time.

Superman encounters Bizarro, an imperfect genetic double of The Man of Steel, who tries to take Superman's place as Metropolis' hero.

Edward Lytener escapes from Stryker's Island and becomes Luminus. He hopes to render Superman powerless by hijacking a number of satellites so that they permit only red light to filter through from the sun.

Bizarro learns of the destruction of Krypton and attempts to recreate the destruction in Metropolis.

After Bruce Wayne is kidnapped, Superman must go undercover as Batman to find him.

Mr. Mxypzptlk magically transports Bizarro back to Metropolis in order to torment Superman.

Jimmy becomes known as Superman's pal, which although may sound cool at first, it certainly attracts lots of trouble to Jimmy.