General Information

Real Name:Thaddeus Bodog Sivana Jr.
Aliases:Sivana Jr.
The World's Wickedest Boy Scientist
Company:DC Comics
Creator:None
Gender:Male
Character Type:Human
First Appearance:Captain Marvel Adventures #52 - Capt. Marvel Battles the Giant Earth Dreamer
Issue Died:None
Powers:Gadgets
Intellect

Thaddeus Sivana Jr.

DC Comics