Mark Armstrong
Mark Armstrong is credited as penciller on 13 issues, writer on 6 issues, inker on 5 issues, cover artist on 5 issues and others in grailworth's catalog, 14 issues of them across 6 series we value. Characters first seen in issues they wrote or drew include Spider-Ham, Hulk Bunny, Captain Americat and Goose Rider.
Characters they introduced
Every issue
Bizarre Adventures (1981) 1 issue
Charlton Bullseye (1981) 1 issue
Spider-Man Family (2005) 1 issue
Credits from the Grand Comics Database, CC BY-SA 4.0.