Because you like Minerva McGonagall in Harry Potter Series

Love Quinn is a trained chef and excellent girlfriend, but she's hiding something dark. And bloody. See them in You.

Nadia Vulvokov is a no-nonsense broad with a dark sense of humor and a flippant attitude. See them in Russian Doll.

Cynical, judgmental, and hipper-than-thou, Enid Coleslaw wears her outsider status like a badge of honor. See them in Ghost World.

Claire Underwood is scary intimidating, and she knows it. See them in House of Cards.

Rory Gilmore usually can be found with her nose in a book and coffee in hand, talking with her mom as quickly as the words can spill out. See them in Gilmore Girls.

Gollum is slimy and seething with hatred, the last person you would want to meet in a dark cave. See them in The Lord of the Rings.

Summer Roberts is privileged and preppy but also surprisingly open-minded and fiercely loyal. See them in The O.C..

With her consciousness so easily shifted between bodies, Motoko Kusanagi is left unsure of who or what she really is. See them in Ghost in the Shell.

Tobias "Four" Eaton is only afraid of four things, but you should probably be afraid of him. See them in Divergent.

England may cultivate the image of a well-bred gentleman, but he has both the temper and mouth of a seasoned sailor. See them in Axis Powers Hetalia.

A sadistic sociopath, Lil Z is helping make the City of God slum a Hell on Earth. See them in City of God.