Superheroes Science fiction comic books, strips, etc Comic books, strips, etc Graphic novels Supervillains Good and evil Imaginary wars and battles Extraterrestrial beings Heroes Antiheroes Avengers (Fictitious characters) Human-alien encounters Mutation (Biology) Spider-Man Symbiosis X-Men (Fictitious characters) Adventure and adventurers Archers Batman (Fictitious character) Biography Comic books, strips. etc Cults Investigation Iron Man (Fictitious character) Jones, Jessica (Fictitious character) Journalists Murder New Avengers (Fictitious characters) Parasites Quality or Trade Paperback