Superheroes Comic books, strips, etc Imaginary wars and battles Supervillains X-Men (Fictitious characters) Mutation (Biology) Avalon (Legendary place) Excalibur (Fictitious characters) Human-alien encounters Science fiction comic books, strips, etc Swords Zombies Antiheroes Astral projection Bullies Conspiracies Dangerously mentally ill Death Good and evil Grandparent and child Graphic novels Life on other planets Scientists Space and time Teenage girls Terminally ill Time travel Vampires Vigilantes Women heroes