Mister Mxyzptlk vs Mister Sinister Facts
Creator
John Byrne
Chris Claremont, Marc Silvestri
Universe
New earth
Earth-616
Publisher
DC comics
Marvel comics
In Comics
Superman Vol 2 #11
Uncanny X-Men #221 (September, 1987)
Citizenship
Unknown
British
Marital Status
Single
Widowed
Occupation
-
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