male
First appeared in X-Men Vol. 2 #5 in 1991 and was created by John Byrne and Jim Lee. Christoph Nord, also known as David North, Agent Zero, and Maverick, was a mutant with kinetic absorption who joined the CIA's Weapon X program.
David North
John Byrne
for John Byrne in Most notable comic characters by creator
Suggested by mikeypascual
Which characters do you think the writers are most notable for creating?