Season 2

October 21, 1989

A heart attack patient, who is also an escaped convict, transforms into a cyborg with a heart powered by kryptonite.

October 28, 1989

Superboy and Lana get caught in the middle of a battle between two vampires.

November 4, 1989

Trapped on a deserted island after Andy's motorboat sinks, Clark gets stripped of his powers by an alien who also kidnaps Lana.

November 11, 1989

Bizarro, an imperfect duplicate of Superboy, is accidentally created when the real Superboy steps in front of Professor Peterson's new duplicating ray.

November 18, 1989

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.

November 25, 1989

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.

December 2, 1989

Superboy must stop a robot that has reprogrammed itself to avenge the death of its creator by killing both Andy and his father.

December 9, 1989

Superboy is shot with a laser by Lex Luthor that sends his powers out of control and makes him dangerous to others.

December 16, 1989

A dark, malevolent force breaks its bonds and seeks to eradicate Superboy, the greatest force of good.

December 30, 1989

A female android from the future assists Superboy against another android sent to destroy him.

January 13, 1990

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.

January 20, 1990

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.

January 27, 1990

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.

February 3, 1990

A lost serum must be found that keeps vampire cravings at bay before Superboy and Lana become undead forever.

February 10, 1990

Superboy falls under the spell of the evil sorcerer Prodo until a mysterious man named Brimstone lends his assistance. Philip Michael Thomas guest stars.

February 17, 1990

Two aliens, claiming to be Superboy's birth parents, Jor-El and Lana, come to Earth looking for their son.

February 24, 1990

Superboy finds things get complicated when Lana finds out about his secret identity while on the aliens' ship.

March 3, 1990

A rock singer faces an attempt on her life.

April 14, 1990

A crazed genius seeks revenge on Superboy for being imprisoned after he develops a suit that steals away the superhero's powers.

April 21, 1990

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.

April 28, 1990

Lana's body is overtaken by a vengeful soul looking to settle a score over unrequited love.

May 5, 1990

After the villain Nick Knack escapes from prison, he captures Lana and Andy and probes their minds discovering Superboys weaknesses. Gilbert Gottfried guest stars.

May 12, 1990

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.

May 19, 1990

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.