Because you like Roy Batty in Blade Runner
A reclusive introvert, Liz Sherman has a temper that's literally lethal. See them in Hellboy.
Joey Potter is a low-key girl next door in love with her best friend. See them in Dawson's Creek.
Lloyd Dobler is a kickboxer wearing his heart on his sleeve who would do anything for the woman he loves. See them in Say Anything.
Although Theon Greyjoy is treated well, he's still essentially a hostage. And that isn't so easy for him to forgive. See them in Game of Thrones.
Jean-Baptiste Grenouille may have a phenomenal sense of smell, but he has a weak sense of morality. See them in Perfume: The Story of a Murderer.
On the outside, Gwen seems meek and calm. But she has an inner core of steel. See them in Merlin.
Mr. Blonde is the undisputed leader of his pack of suited-up outlaws, with a stoic and serious demeanor, and a penchant for bloodshed. See them in Reservoir Dogs.
Jesse Aarons' frustration can only find outlet in another world. See them in Bridge to Terabithia.
Nicholas Angel is super-dedicated to his job as a police officer. Maybe a little too dedicated. See them in Hot Fuzz.
Claire Temple is a dedicated nurse providing secret care to New York's vigilantes. See them in Marvel Cinematic Universe.
Victor Frankenstein can create life, so he's pretty awesome if he says so himself. See them in Frankenstein.