Because you like Katara in Avatar: The Last Airbender

Joey Potter is a low-key girl next door in love with her best friend. See them in Dawson's Creek.

His superiority complex coupled with his bitter desire for revenge makes Vegeta a formidable foe. See them in Dragon Ball Z.

A brilliant graduate student in Italy for "research," Oliver has other things on his mind: flirting, swimming, and dancing. See them in Call Me by Your Name.

Driven by guilt and rage, Kratos is less a man and more an unstoppable avatar of anger and hate. See them in God of War.

Strong-willed Norah Silverberg isn't willing to be the goody bag at anyone's pity party. See them in Nick and Norah's Infinite Playlist.

Although Morrigan knows every kind of magic there is, friendship is an untested area for her. See them in Dragon Age Series.

Ava may just be the perfect woman. So long as she can pass a Turing test. See them in Ex Machina.

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.

Sephiroth wants nothing more than to seize the power of the Lifestream in order to become a god. See them in Final Fantasy Series.

Blunt, petty, neurotic, Larry David can never live and let live. See them in Curb Your Enthusiasm.

Liv Moore is a sarcastic high-achiever turned morally conflicted zombie. See them in iZombie.

Intelligent and confident, Maeve Wiley grew up alone and has no problem hitting you in the crotch if you disrespect her. See them in Sex Education.