Doctor Sivana
fictional supervillain appearing in American comic books published by DC Comics
Thaddeus Bodog Sivana is a supervillain appearing in American comic books published by DC Comics. Doctor Sivana is the archnemesis of Captain Marvel created by Bill Parker and C. C. Beck, first appearing in Whiz Comics #2 (cover-dated February 1940) by Fawcett Comics. A mad scientist and inventor bent on world domination, the character was established as Captain Marvel's main archenemy during the Golden Age, appearing in over half of the Fawcett Captain Marvel stories published between 1939 and 1953. Sivana has kept his role as one of the key archenemies of Captain Marvel (now Shazam) throughout the character's appearances in DC Comics, which eventually acquired the rights to Fawcett's superhero characters. In 2009, Doctor Sivana was ranked as IGN's 82nd-greatest comic book villain of all time.
Doctor Sivana has made his cinematic debut in the DC Extended Universe 2019 film Shazam!, portrayed by Mark Strong, who reprised the role in a post-credits scene cameo in the 2023 sequel Shazam! Fury of the Gods.
Publication history
Fawcett Comics and Pre-Crisis DC Comics
Infamously evil, Doctor Sivana appeared in well over half of all of the Golden Age Captain Marvel comic stories, and in all of the first four stories, after having deduced Captain Marvel's dual identity as boy radio broadcaster Billy Batson early on. Depicted as a brilliant, if evil, scientist, Sivana used all manner of unusual inventions and techniques against the Marvels. He was at first a good man who wanted to help humanity, but big business, bosses, and other concerns blocked and checked him and even called him mad, until, embittered, he turned against humanity and moved to Venus.
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Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Sep 18, 2026. The linked authority identifier is Q3543269. None of the 1 selected statements returned an explicit reference. The first chronological checks are 1940, 1939, 1953 and 2009.
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This entry incorporates text from “Doctor Sivana” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.