Mo Marcus
Mo Marcus is credited as penciller on 64 issues, inker on 3 issues, colorist on 1 issue and cover artist on 1 issue in grailworth's catalog, 38 issues of them across 19 series we value. Characters first seen in issues they wrote or drew include The Old Witch.
Characters they introduced
Every issue
Crime and Punishment (1948) 1 issue
Eerie (1951) 3 issues
Gangsters and Gunmolls (1951) 1 issue
Ghost Manor (1968) 4 issues
Ghost Manor (1971) 2 issues
Ghostly Tales (1966) 4 issues
Jungle Jim (1969) 1 issue
Justice Traps the Guilty (1947) 1 issue
The Mighty Marvel Western (1968) 1 issue
The Monkees (1967) 2 issues
Out of the Shadows (1952) 1 issue
Space Adventures (1968) 1 issue
Strange Suspense Stories (1952) 1 issue
Strange Suspense Stories (1967) 2 issues
Strange Worlds (1990) 1 issue
Suspense (1949) 1 issue
Warfront (1951) 3 issues
Worlds of Fear (1952) 1 issue
Credits from the Grand Comics Database, CC BY-SA 4.0.