History
Related
- 1 Appearances of Doctor Hydro (Quality Universe)
- 1 Images featuring Doctor Hydro (Quality Universe)
- 1 Quotations by or about Doctor Hydro (Quality Universe)
- Character Gallery: Doctor Hydro (Quality Universe)
Footnotes
Blackhawks Villain(s) This character, team or organization, is or was primarily an enemy of the Blackhawk Squadron. This template will categorize articles that include it into the "Blackhawk Squadron Villains category." |