Because you like Lucius Malfoy in Harry Potter Series

The witty Aku would be an ideal dinner guest, if he weren't a demon. See them in Samurai Jack.

Khan Noonien Singh is super strong, super smart, and out for revenge. He always seems to be two steps ahead of his enemies. See them in Star Trek Into Darkness.

Madman, murderer, or musician? No one knows the Phantom behind the mask. See them in The Phantom of the Opera.

Topanga Lawrence has been a put-together intellectual since basically the moment she could talk. See them in Boy Meets World.

Nick Carraway is the perfect observer: always there for the events, but never too involved. See them in The Great Gatsby.

An inter-dimensional demon, Bill Cipher dreams of a more chaotic Gravity Falls. See them in Gravity Falls.

It's easy to see why Poe Dameron would side with the rebellion: he's bad at taking orders, likes to show off, and is committed to the cause. See them in Star Wars Series.

Frederick Frankenstein is an eccentric (O.K., maybe a little insane) professor who is excited to be delving into his family's past. See them in Young Frankenstein.

Cosette is an idealistic woman whose innocence stands in contrast to her harsh childhood. See them in Les Miserables.