Jack Flag
| Jack Flag | |
|---|---|
Cover art to Thunderbolts #111, by Marko Djurdjevic. | |
| Publication information | |
| Publisher | Marvel Comics |
| First appearance | Captain America #434 (Dec. 1994) |
| Created by | Mark Gruenwald (writer) Dave Hoover (artist) |
| In-story information | |
| Alter ego | Jack Harrison |
| Team affiliations | Guardians of the Galaxy |
| Partnerships | Captain America |
| Notable aliases | King Cobra, AZ-1260 |
| Abilities | Superb athlete Skilled martial artist Superhuman strength, stamina and durability |
Jack Flag (Jack Harrison) is a superhero appearing in American comic books published by Marvel Comics. He has occasionally appeared alongside Captain America and has been a member of the Guardians of the Galaxy.