Because you like Lester Freamon in The Wire

A formerly righteous wizard, Saruman has been corrupted by the forces of evil. See them in The Lord of the Rings.

Chef is a swinging bachelor and former R&B singer with a leopard-skin upholstered couch and some great stories. See them in South Park.

The best part of Yelena Belova's life was fake and no one told her. See them in Marvel Cinematic Universe.

Extremely violent and loyal, Sandor Clegane is called the Hound for a reason. See them in Game of Thrones.

Macbeth was probably named "Most Likely to Kill His Rivals" in his senior yearbook. See them in Macbeth.

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.

A monstrous pirate captain, Davy Jones is quite literally heartless. See them in Pirates of the Caribbean: the Curse of the Black Pearl.

Angela Martin is uptight and puritanical, outside of the affair she's having with a co-worker. See them in The Office.

Victor Frankenstein can create life, so he's pretty awesome if he says so himself. See them in Frankenstein.

Claire Temple is a dedicated nurse providing secret care to New York's vigilantes. See them in Marvel Cinematic Universe.

They say they saved Adam Jensen by turning him into a cyborg, but he's not sure saved is the right word. See them in Deus Ex Series.

A brave "Young Wolf," Robb Stark has never lost a battle. See them in Game of Thrones.