Because you like Princess Bubblegum in Adventure Time
Teddy Sanders loves his frat brothers so much he might never leave school. See them in Neighbors.
Smart but insecure, Tally Youngblood is torn between what she wants and what her society demands. See them in Uglies.
Frank West enjoys the adventure that comes from his work. But a zombie outbreak might be a little too much even for him. See them in Dead Rising.
Rose Hathaway is a reckless, rebellious smartass who's training to be a royal vampire guardian. See them in Vampire Academy.
Clary Fray's philosophy: dive into the supernatural underworld first and ask questions later. See them in City of Bones.
Cinder has been beaten down by the world, but she's learning that her cyborg abilities are pretty helpful. See them in Cinder .
Whether he's fighting or flirting, Jace Wayland is all swagger. See them in City of Bones.
Will Herondale is an emotionally distant bad boy with a secret. See them in Clockwork Angel .
Dimitri Belikov is a stoic vampire guardian who has the reserve, focus, and discipline of a soldier. See them in Vampire Academy .
John Locke is an eerily calm, confident believer in the magic of the island that gave him his legs back. See them in Lost.
Hawkeye Pierce is a Devil-may-care Army doc who'd have the Devil laughing and drinking in five minutes flat. See them in M*A*S*H.