Superhero comics Innocent" and the investigations of The Senate Subcommittee hearings on juvenile delinquency. Beginning in the 1950s, DC began publishing revised versions of their 1940s superhero characters such as The Flash and Green Lantern with more of a science fiction focus. Marvel Comics followed suit in the 1960s, introducing characters such as Spider-Man, the Fantastic Four, the Hulk, Thor, the X-Men and Iron Man who featured more complex personalities which had more dramatic potential. Superhero Comics became much more political and dealt with social issues such as the short-lived run of "Green Lantern/Green Arrow" by Denny O'Neil and Neal Adams and
Captain Marvel (DC Comics) Mary Marvel appeared together as a team in another Fawcett publication, "The Marvel Family". In addition, there was a funny animal spin-off character, Hoppy the Marvel Bunny, which was created in 1942 for Fawcett's "Funny Animals" comic book and later given an eponymous series as well. With Bill Parker having been drafted into World War II, chief writing duties on the Captain Marvel-related comics stories went to Otto Binder by 1942. C.C. Beck remained as lead artist, and he and Binder steered the Captain Marvel stories towards a whimsical tone that emphasized comedy and fantasy elements alongside the superhero action.