Mastermind vs Hourman (Rex Tyler) Facts
Creator
Jack Kirby, Stan Lee
Ken Fitch, Bernard Baily
Universe
Earth-616
Earth-Two, New Earth
Publisher
Marvel
DC comics
In Comics
The X-Men #4 - The Brotherhood of Evil Mutants
Adventure Comics #48 - Origin of the Hourman
Citizenship
American
American
Marital Status
Single
Married
Occupation
Not Available
Not Available
Base
Not Available
Not Available
Relatives
Not Available
Not Available