Because you like Bill Cipher in Gravity Falls

Amy March blends her naturally artistic spirit with a sense of practicality. See them in Little Women.

For somebody who won't answer questions, the enigmatic C.C. sure asks a lot of them. See them in Code Geass.

From secret organizations to alien attacks, Kyon's life has been one weird, unexplainable thing happening after another. See them in The Melancholy of Haruhi Suzumiya.

Greenpeace? No, this brave eco-terrorist is waging Greenwar. See them in Final Fantasy Series.

Aerith Gainsborough has lived a simple life, but when the world is threatened she's willing to step up and do whatever she can to help. See them in Final Fantasy Series.

Maka is determined to collect and purify 99 Kishin eggs– human souls that have been corrupted by evil– and one witch soul. See them in Soul Eater.

In the simplest terms, in the most convenient definitions, people consider Brian a nerd. But he's more than that. See them in The Breakfast Club.

Jo Wilson is an accomplished doctor who's getting over her past. See them in Grey's Anatomy.

A crooked cop, Harvey Bullock is the product of a not-so-just criminal justice system. See them in Gotham.

Rukia Kuchiki is a cool and collected warrior who has trouble opening up to anyone. See them in Bleach.