Gabriel Levy
Gabriel Levy is credited as writer on 10 issues in grailworth's catalog, 5 issues of them across 4 series we value. Characters first seen in issues they wrote or drew include Devilina, The Bog Beast, The Dark Avenger and Arthur.
Characters they introduced
Every issue
Devilina (1975) 1 issue
Phoenix (1975) 2 issues
The Scorpion (1975) 1 issue
Credits from the Grand Comics Database, CC BY-SA 4.0.