where he did work in the genres of science fiction, horror, and mystery. He also co-created the superhero Captain Atom in 1960.

During the 1950s, Ditko also drew for Atlas Comics, a forerunner of Marvel Comics. He went on to contribute much significant work to Marvel. Ditko was the artist for the first 38 issues of The Amazing Spider-Man, co-creating much of the Spider-Man supporting characters and villains