Doctor Sivana

Alter ego: Thaddeus Bodog Sivana Sr.

Species: Human

Place of Origin: United States

Team Affiliations: Sivana Family, Monster Society of Evil, Legion of Doom, Injustice League, Fearsome Five, Secret Society of Super Villains, Science Squad

Partnerships: Mister Mind, Black Adam

Notable Aliases: World's Wickedest Scientist; Georgia: Doctor G., World's Wickedest Girl

Abilities: Genius-level intellect, Skilled manipulator and strategist