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Sgt. Michael Joseph Duffy
1 appearance · Modern Age · 2009
Captain America
#50
#50
★ First appearance
Captain America #50
Trivia
- 🗓️ Sgt. Michael Joseph Duffy first appeared in Captain America #50 in 2009 — that's 17 years ago.
- 🎨 Co-created by Fred Hembeck.
- 📚 Appears in 1 issues across 1 different series.
Appearances
Captain America (2005)