Superheroes Martial arts Comic books, strips, etc Heroes Avatars (Religion) Good and evil Supernatural Fantasy comic books, strips, etc Graphic novels Quests (Expeditions) Juvenile Fiction Pollution Chinese Americans Kung fu Martial artists Missing persons Mothers and sons Schools Adventure stories Comic and Graphic Books Four elements (Philosophy) Identity (Philosophical concept) Immigrants Justice Magic Science fiction comic books, strips, etc Secret societies Space and time Aang (Fictitious character) Basketball