Steve Yeowell
Steve Yeowell is credited as penciller on 74 issues, inker on 49 issues, cover artist on 14 issues and colorist on 1 issue in grailworth's catalog, 30 issues of them across 18 series we value. Characters first seen in issues they wrote or drew include Superman, Klar Ken 5477 and The Spider.
Characters they introduced
Every issue
Adventures of Superman (1987) 1 issue
Doom Patrol (1987) 1 issue
Ghost (1995) 1 issue
Harley Quinn (2000) 1 issue
The Invisibles (1999) 3 issues
JSA (1999) 1 issue
Negative Burn (1993) 1 issue
Shade, the Changing Man (1990) 1 issue
Skrull Kill Krew (1995) 1 issue
Starman Annual (1996) 1 issue
Superman Forever (1998) 1 issue
Witchcraft (1994) 1 issue
X-Men (1991) 1 issue
Credits from the Grand Comics Database, CC BY-SA 4.0.