About Mark Grayson
Invincible is a superhero created by writer Robert Kirkman and artist Cory Walker, currently drawn by Ryan Ottley. Invincible first appeared in a preview as part of Savage Dragon #102, before graduating to his own self-titled regular series in 2003, as the premier title in Image Comics' then-new superhero line, a relaunch of the Image Universe. Invincible appears in Invincible, Bomb Queen, Noble Causes, The Pact, Savage Dragon, The Astounding Wolf-Man, Dynamo 5, I Hate Fairyland — I Hate Image, and Battle Beast.
Biography source:
Wikipedia
