Because you like Jim Moriarty in Sherlock
A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.
Kilgrave is a domineering, abusive boyfriend. Then, add in the power of mind control. See them in Marvel Cinematic Universe.
Michael Scofield is no criminal, and he didn't get jailed by accident. See them in Prison Break.
Ursula will oh-so-generously grant your wishes for a price. See them in The Little Mermaid.
Playing his cards close to his vest, J. Daniel Atlas believes the closer you look, the less you see. See them in Now You See Me.
A cursed pirate captain, Barbossa is greedy, vengeful, and surprisingly cheeky. See them in Pirates of the Caribbean: the Curse of the Black Pearl.
This master marksman may be a villain, but Deadshot's motives aren't quite as selfish as they seem. See them in DC Extended Universe.
Scar is sneaky, snarky, and always striving for more power. See them in The Lion King.
The destroyer, Drax lives for one thing and one thing only: revenge. See them in Marvel Cinematic Universe.
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.
Rose Tyler may have not done too well in school, but she's certainly holding her own in space. See them in Doctor Who.
A cruel pirate, Captain Hook still fancies himself a gentleman. See them in Peter Pan.