Sgt. Duffy
Mike Duffy43 series108 issues
Sgt. Duffy is Mike Duffy, a United States Army sergeant in the 1940s. Sgt. Duffy first appears in Captain America Comics in March 1941.
Real Name
Mike Duffy
Hero Name
Sgt. Duffy
Publisher
First Appearance
Powers
Unarmed Combat, Leadership
Gender
Male
Aliases
Mike Duffy, Michael Duffy
Teams
Teammates
Appears alongside
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