Mister Sinister is a supervillain appearing in American comic books published by Marvel Comics. Created by artist Marc Silvestri and writer Chris Claremont, the character was first mentioned as the employer of the Marauders in The Uncanny X-Men #212, and made his first full appearance in The Uncanny X-Men #221.
- Occupation
- geneticist, socialite, teacher, obstetrician
- Citizenship
- United Kingdom
- Born
- 1900
