Personal Info:
Real Name: Kru-El
Also Known As: No known Alias
Place Of Birth: Krypton
First Appearance: Action Comics Vol.1 #297 (1963) Bronze Age Villain
Known Associates: General Zod, Ursa, Non, Jax-Ur, Nam-Ek, Xa-Du, Va-Kox, Faora, Jer-Em, Nadira, Az-Rel, Quex-Ul
Group Affiliation: Phantom Zoners
Base Of Operations: The Phantom Zone
Grudges: Superman and Supergirl
Creators: Leo Dorfman and Jim Mooney
Enhanced Abilities: Kru-El has super human strength, endurance, speed and endurance on a level with Superman.
Invulnerability: Kru-Elís Kryptonian physiology gives him a high degree of invulnerability to physical and energy attack.
Flight: Kru-El is able to fly at super speeds.
Heat Vision: Kru-El has the ability to fire beams of intense heat at a target by looking.
Super-Vision: Kru-El has X-ray, Electro-magnetic, Microscopic, Infrared and Telescopic visions.
Super-Hearing: Kru-El has the ability to hear any sound at any volume or pitch.
Super-Breath: Kru-El can freeze a target with his breath or create strong gusts of wind.
Equipment: Kru-El is a genius inventor and has created and use the following devices: Mind-Over-Matter Machine, Superpower Ray, Temporal Force Field, Gold Kryptonite Magnet and a Mind-Transfer Device.
Weapons: Kru-El is has created and used a Plant Scourge Ray, a Disintegrator Gun and a Phantom Zone Orbital Cannon.
In the House of El family tree, Kru-El was the son of Zim-El, which made him the cousin of Superman's father, Jor-El. At an early age, Kru-El was technologically adept, but a cruel child. He used his inventions to torment his more studious cousin Jor-El.
As the cousins grew older, both were focused on their work - Jor-El on helping Kryptonians survive the coming cataclysm, while Kru-El built diabolical weapons and supplied them to the criminal element. The two lives would again intersect when Jor-El himself joined the Science Police to bring down Kru-El, and personally exiled him into the Phantom Zone.
Kru-El at DC Database
Kru-El at Comic Vine