Superman by Darwyn Cooke

Hellboy by Mike Mignola

Dr. Fate and Mr. Freeze by Darwyn Cooke Dr. Fate and Mr. Freeze by Darwyn Cooke

Dr. Fate and Mr. Freeze by Darwyn Cooke

Batman by Walt Simonson

Batman by Walt Simonson

Catwoman by Dave Mazzucchelli

Batman by John Byrne

Doc Frankenstein by Steve Skroce

Superman and Doomsday by Dan Jurgens

Alien concept art from Ron Cobb

Ron Cobb sword and shield designs for Conan the Barbarian.