Jackhammer

Trivia

• 🗓️ Jackhammer first appeared in Captain America #371 in 1990 — that's 36 years ago.
• 🎨 Co-created by Mark Gruenwald and Ron Lim.
• 📚 Appears in 2 issues across 2 different series.
• 📈 Has appeared in comics for 28 years (1990–2018) — a true Copper/Modern Age mainstay.