Thor Funko POP Marvel (BOBBLE): Helmet Loki Action Figure : The Thor The Dark World Helmet Loki Marvel Pop! Vinyl Bobble Head features the antagonist from the original Thor: The Dark World film as a 3 3/4-inch tall bobble head. Rendered in the adorable stylized Pop! Vinyl figure form, Loki appears with helmet as he does in the Thor: The Dark World film and looks absolutely fantastic. Ages 14 and up.