Brainiac

Brainiac is an enemy of Superman, and a member of the super-villain team, the Legion of Doom.

Physical appearance
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Personality
He likes to shrink cities and put them into bottles.

Powers and abilities

 * Super intelligence: He claims to have a "Twelfth-level super intelligence."

Scooby-Doo! Team-Up
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Appearances

 * Scooby-Doo! Team-Up
 * #6.
 * #9.
 * #15. (thought bubble, no lines)