Dr. Thaddeus Sivana (Origin) – Comic Basics

Dr. Thaddeus Sivana Real Name: Thaddeus Bodog Sivana First Appearance: Whiz Comics #2 (February, 1940) Powers: High level intelligence, inventor, and master strategist. Affiliation: Injustice League, Fearsome Five, Monster Society of Evil, and Science Squad Did You Know? Dr. Sivana was the villain who coined …

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