Young Clark Kent discovers his true identity; and, as an adult, presents himself to Metropolis as Superman.

Superman thwarts a plot by Lex Luthor to sell the LEXO-SKEL SUIT 5000 to Kaznian terrorists, via their agent John Corben.

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.

Thanks to the orchestrations of Lex Luthor, terrorist John Corben becomes Metallo, a skin-covered cyborg with a Krytonite heart. Luthor then sets the supervillain on a quest to kill Superman.

Brainiac, once Krypton's all-knowing planetary computer, comes to Earth as part of his information-gathering trek across the galaxy. But, as Superman discovers, Brainiac's intent after gathering the world's knowledge is to destroy the Earth.

Intergalactic bounty hunter Lobo is employed to capture the Man of Steel, but thanks to a double-cross by the rare-species-collecting Preserver, both Superman and Lobo end up trapped in the Preserver's personal zoo.

Bruno Mannheim's Intergang terrorizes Metropolis with hi-tech weapons from Darkseid, while SCU Inspector Dan Turpin goes on a personal hunt for answers.

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.

On an island with an active volcano that is about to erupt, Metallo appears with temporary amnesia.

Lois stumbles into a parallel world where Superman and Lex Luthor work together as dictators of Metropolis.

Lois ends her romance with Bruce Wayne when she discovers that he is Batman. Lex Luthor tries to end his alliance with the Joker, but the Joker turns the tables and kidnaps Lex and steals a powerful aircraft to attack Metropolis.

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

Superman teams up with Steel to deal with Metallo.

Maxima, Queen of Almerac, kidnaps Superman with the intent of making him her husband.

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