Because you like Peter Venkman in Ghostbusters

Call her. Beep her. If anyone's in trouble, Kim Possible is there. See them in Kim Possible.

Simon Belmont is a vampire hunter bravely carrying on the family business. See them in Castlevania.

Ciri had a princess upbringing, and some of the facts of common people's lives are a mystery to her. See them in The Witcher.

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.

Fiery and adventurous, Amy Pond is the sort of woman you'd want by your side on a journey through time and space. See them in Doctor Who.

A bumbling hobbit, Bilbo Baggins is becoming a part of something much larger than himself as he embarks on a quest. See them in The Hobbit: An Unexpected Journey.

Susan Pevensie is sensible, practical, and fiercely protective of those she loves. See them in The Chronicles of Narnia.

Angela Martin is uptight and puritanical, outside of the affair she's having with a co-worker. See them in The Office.

A brave "Young Wolf," Robb Stark has never lost a battle. See them in Game of Thrones.