Doctor Sivana - Wikipedia
https://en.wikipedia.org/wiki/Doctor_Sivana
OverviewPublication historyFictional character biographyPowers and abilitiesOther versionsIn other mediaExternal linksThaddeus Bodog Sivana is a fictional character appearing in American comic books published by DC Comics. Created by Bill Parker and C. C. Beck, the character is a recurring enemy of the superhero Captain Marvel, who first appeared in Whiz Comics #2 (cover-dated February 1940) by Fawcett Comics. A mad scientist and inventor bent on world domination, Sivana was soon established as Captain Marvel's main archenemy during the Golden Age, appearing in over half o… Alter ego: Thaddeus Bodog Sivana
Alter ego: Thaddeus Bodog Sivana
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