Because you like Amon Goeth in Schindler's List
Bad-ass Rayne has sworn her life to finding and destroying her vampire dad, Kagan, and killing as many other vampires as she can in the bargain. See them in BloodRayne .
Mike Ehrmantraut is rutheless, merciless, and probably the most endearing hitman you've ever met. See them in Breaking Bad.
Despite Norman Bates' typically kind and shy personality, he is also prone to occasional violent outbursts. See them in Bates Motel.
A cruel pirate, Captain Hook still fancies himself a gentleman. See them in Peter Pan.
A devoted butler, Alfred Pennyworth is both a fiercely protective guardian and a lethal gunman. See them in Gotham.
He may be one of the Four Horsemen of the Apocalypse, but War still maintains a strong sense of honor. See them in Darksiders Series.
Both a noble district attorney and a psychopathic villain, Harvey Dent proves some men really can have it all. See them in DC Extended Universe.
Victor Frankenstein can create life, so he's pretty awesome if he says so himself. See them in Frankenstein.
Baloo is a fun-lovin' bear who just needs the bare necessities of life See them in The Jungle Book.
Talos is a mysterious military commander skilled in the art of deception. See them in Marvel Cinematic Universe.
Illiterate and oblivious, Crash Bandicoot is still a hero. See them in Crash Bandicoot.
Bran Stark discovered a scandelous family secret. He swore to keep quiet but soon found himself on the receiving end of attempted murder. See them in Game of Thrones.