Mephisto vs Mister Sinister Facts
Creator
Stan Lee
Chris Claremont, Marc Silvestri
Universe
Earth-616
Earth-616
Publisher
Marvel
Marvel comics
In Comics
The Silver Surfer #3 - The Power And The Prize
Uncanny X-Men #221 (September, 1987)
Citizenship
Demons
British
Marital Status
Single
Widowed
Occupation
Lord of a realm of Hell
Geneticist, Criminal, biologist and mutant-supremacist
Base
-
Many bases throughout the world including his State Home for Foundlings and the Center for Homo Superior Medical Care.
Relatives
Not Available
Not Available