History
Thadeus Bodog Sivana is evil through and through, and always has been. He is an archenemy of Captain Marvel, having caused the hero much trouble over many years. A scientific genius, his vanity is often his undoing. Thaddeus Bodog Sivana,born in 1892, began with the best intentions and was one of Europe's best scientific minds, with progressive scientific ideas that could revolutionize industry but were rejected by everyone he approached. Laughed out of society by people who called his inventions impractical and his science a fake, Sivana took his family to the planet Venus in a spaceship he had invented. There he stayed until his children were grown, and Earth not as backward as when he left it. read more
