Sivana Junior

Sivana Junior is the son of the evil scientist Doctor Sivana.

Physical appearance
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Personality
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Powers and abilities

 * Genius level intellect

Scooby-Doo! Team-Up
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Appearances

 * Scooby-Doo! Team-Up
 * 1) 16.
 * 1) 16.

Appearances in other media

 * Created by Otto Binder and Pete Costanza, Sivana Junior made his first appearance in Captain Marvel Adventures #52 (January, 1946).