Martin Blank (Gibbon)
Martin Blank (Gibbon) appears in 8 issues in grailworth's catalog, and was first published in 1972.
Every appearance we value
Amazing Spider-Man (1963) 1 issue
Spider-Man '94 (2025) 1 issue
Superior Spider-Man (2024) 1 issue
Web of Venom (2026) 1 issue
Character appearances from the Grand Comics Database, CC BY-SA 4.0.