Viper vs Grim Reaper Facts
Creator
Jim Steranko
John buscema, Roy thomas
Universe
Earth-616
Earth-616
Publisher
Marvel comics
Marvel comics
In Comics
Captain America #180 (as Viper)
The Avengers #52 - Death Calls For The Arch-Heroes
Citizenship
Non American
American
Marital Status
Divorced
Single
Occupation
Not Available
Not Available
Base
Not Available
Not Available
Relatives
Not Available
Not Available