Because you like Klaus Baudelaire in Lemony Snicket's A Series of Unfortunate Events

Gilderoy Lockhart's biggest idol is himself. See them in Harry Potter Series.

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

Working as a captain in the American Expeditionary Forces and a spy for British Intelligence, Steve Trevor wants to end World War I once and for all. See them in DC Extended Universe.

A no-nonsense pro, Agent K has dedicated his whole life to his job. See them in Men in Black.

Polite and clever, Annie James is not afraid to stir up a little mischief. See them in The Parent Trap.

Warm and caring, Kitty Forman acts like a mom towards all of her kids' friends. See them in That '70s Show.

David Nolan is a noble fairy tale prince with the heart of a hero, regardless of whether he can remember his past or not. See them in Once Upon a Time.

A free-spirited girl, Kim doesn't judge by appearances. See them in Edward Scissorhands.

Li Shang will make a man out of you—even if you're a girl. See them in Mulan.

A bloodsucker, Carlisle Cullen is actually more likely to give you a blood infusion. See them in Twilight.

Sometimes being a supportive girlfriend like Ophelia doesn't work out too well. See them in Hamlet.

James Gordon happens to be the one guy in Gotham City with proper morals who doesn't also run around in a cape. See them in DC Extended Universe.