1. With This Ring, I Thee Kill
Lex Luthor returns, kidnaps Lana, forces her to marry him, and assumes the identity of a doctor that created a weapon that could paralyze Superboy forever.
Superboy — Season 2
2. Lex Luthor: Sentenced to Death
Superboy is aided by Professor Peterson and the two believe that he will one day be able to use his legs and powers again. Lex Luthor taunts the superhero with his new bride, Lana.
3. Metallo
A heart attack patient, who is also an escaped convict, transforms into a cyborg with a heart powered by kryptonite.
4. Young Dracula
Superboy and Lana get caught in the middle of a battle between two vampires.
5. Nightmare Island
Trapped on a deserted island after Andy's motorboat sinks, Clark gets stripped of his powers by an alien who also kidnaps Lana.
6. Bizarro... The Thing of Steel
Bizarro, an imperfect duplicate of Superboy, is accidentally created when the real Superboy steps in front of Professor Peterson's new duplicating ray.
7. The Battle with Bizarro
Superboy battles to free Lana from Bizarro while Prof. Peterson uses his duplicating ray on kryptonite to create Bizarro Kryptonite with the hope that it will end the Bizarro menace.
8. Mr. and Mrs. Superboy
Superboy and Lana pretend to be the adoptive parents of Mr. Mxyzptlk when he returns from the fifth dimension to stop the havoc caused when a giant follows him seeking revenge.
9. Programmed for Death
Superboy must stop a robot that has reprogrammed itself to avenge the death of its creator by killing both Andy and his father.
10. Superboy's Deadly Touch
Superboy is shot with a laser by Lex Luthor that sends his powers out of control and makes him dangerous to others.
11. The Power of Evil
A dark, malevolent force breaks its bonds and seeks to eradicate Superboy, the greatest force of good.
12. Superboy... Rest in Peace
A female android from the future assists Superboy against another android sent to destroy him.
13. Super Menace!
After running tests on kryptonite to try and neutralize its effects on Superboy, the military accidentally alters it so it has emotional effects on him, making him apathetic.
14. Yellow Peri's Spell of Doom
A doll belonging to a shy waitress comes to life and turns her into a sorceress and then they both work to make Superboy fall in love with her.
15. Microboy
Hoping to impress Lana, a fellow student invents an energy capsule that makes him a superhero, but he is unable to control his new found powers.
16. Run, Dracula, Run
A lost serum must be found that keeps vampire cravings at bay before Superboy and Lana become undead forever.
17. Brimstone
Superboy falls under the spell of the evil sorcerer Prodo until a mysterious man named Brimstone lends his assistance. Philip Michael Thomas guest stars.
18. Abandon Earth
Two aliens, claiming to be Superboy's birth parents, Jor-El and Lana, come to Earth looking for their son.
19. Escape to Earth
Superboy finds things get complicated when Lana finds out about his secret identity while on the aliens' ship.
20. Superstar
A rock singer faces an attempt on her life.
21. Nick Knack
A crazed genius seeks revenge on Superboy for being imprisoned after he develops a suit that steals away the superhero's powers.
22. The Haunting of Andy McAlister
While spending the weekend at an Andy's Uncle's old mansion, Andy, Lana and Clark get pulled into a vortex leading to a ghost world.
23. Revenge from the Deep
Lana's body is overtaken by a vengeful soul looking to settle a score over unrequited love.
24. Secrets of Superboy
After the villain Nick Knack escapes from prison, he captures Lana and Andy and probes their minds discovering Superboys weaknesses. Gilbert Gottfried guest stars.
25. Johnny Casanova and the Case of Secret Serum
Johnny Avonasac, a tennis player, finds a mysterious potion left behind by his dead brother that transforms into Johnny Casanova, an overweight slob who also happens to be a magnet for women, including Lana.
26. The Woman Called Tiger Eye
A sorceress called Tiger Eye captures Lana and turns her into a snake to lure Superboy into attempting a rescue so she can ensnare him in a spell and make him her own.