Kal-El (UE-44)

"I know everything there is to know about the Last Son of Krypton. Where I come from, let's just say the two of us have history."

- Captain Luthor on Superman

Kal-El was a vigilante operating under the alias of Superman on an unnamed planet and an enemy of Captain Luthor.

Operating as Superman
At some point, Kal-El began operating as Superman and became an enemy of Captain Luthor. Luthor would later go on to discover his Kryptonian name, Kal-El, his weakness to Kryptonite and his inability to see through lead.

He was presumably killed along with the rest of his planet.

Powers

 * Kryptonian Physiology: Kal-El had various superpowers due to his Kryptonian physiology.
 * Flight: Kal was able to fly.
 * Freeze Breath: Kal was able to freeze things with his breath.
 * Heat Vision: Kal was able to fire energy beams from his eyes that were able to burn through almost anything.
 * Invulnerability: Kal was invulnerable to almost all forms of damage.
 * Enhanced Durability: Kal was able to withstand attacks that would kill most other people.
 * Superhuman Strength: Kal had superhuman levels of strength.
 * X-Ray Vision: Kal was able to see through almost any material with the exception of lead.

Weaknesses

 * Green Kryptonite: Kal was succesptable to green kryptonite due to it being a radioactive element from his home planet, Krypton.
 * Lead: Kal was unable to see through lead.