Mary Marvel vs Hammerhead Facts
Creator
Otto Binder
Gerry Conway, John Romita
Universe
New earth
Earth-616
Publisher
DC comics
Marvel
In Comics
Captain Marvel Adventures #18 - Captain Marvel and Captain Marvel Jr. Proudly Present Mary Marvel
The Amazing Spider-Man #113 - They Call the Doctor...Octopus!
Citizenship
American
American
Marital Status
Single
Single
Occupation
Not Available
Not Available
Base
Not Available
Not Available
Relatives
Not Available
Not Available