Mark Johnson
Mark Johnson is credited as inker on 4 issues, cover artist on 4 issues and penciller on 3 issues in grailworth's catalog, 6 issues of them across 5 series we value.
Every issue
Airboy (1986) 2 issues
Alien Worlds (1988) 1 issue
The DragonLance Saga (1987) 1 issue
New York: Year Zero (1988) 1 issue
Real War Stories (1987) 1 issue
Credits from the Grand Comics Database, CC BY-SA 4.0.