Erik Ko
Erik Ko is credited as inker on 13 issues, colorist on 12 issues, writer on 11 issues and penciller on 11 issues in grailworth's catalog, 12 issues of them across 4 series we value. Characters first seen in issues they wrote or drew include Mary Zero and Tarantula.
Characters they introduced
Every issue
Deadpool (1997) 4 issues
Fantastic Four (1998) 1 issue
Street Fighter (2004) 1 issue
Credits from the Grand Comics Database, CC BY-SA 4.0.