Because you like Amy Pond in Doctor Who

Patrick Verona is a bad boy who's after a tough girl. See them in 10 Things I Hate About You.

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

Nandor is a relentless vampire who never admits he's wrong, loves glitter, and can't use a tablet. See them in What We Do In The Shadows.

Usually the life of the party, Laszlo is now seriously planning the vampiric takeover of the New World. Or at least Staten Island. See them in What We Do In The Shadows.

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

Harry Osborn is the privileged son of Oscorp's founder with a goblin-sized chip on his shoulder. See them in Marvel Cinematic Universe.

C is for cookie, and that's more than good enough for him. See them in Sesame Street.

Wanderer is a Soul, a parasite sent into a host to take over their body, extracting information from them and colonizing their species. See them in The Host.

Zoe Benson may seem like a shy girl-next-door, but she has the inner fortitude of a powerful witch leader. See them in American Horror Story.

This lab mouse has one thing on his huge brain: trying to take over the world on a nightly basis. See them in Pinky and the Brain.

When he's not working as a detective, Lucifer is driving around in a black convertible or having one-night stands. See them in Lucifer.