Because you like Stan Marsh in South Park

Aerith Gainsborough has lived a simple life, but when the world is threatened she's willing to step up and do whatever she can to help. See them in Final Fantasy Series.

Andy Dwyer might not be completely literate, but he makes up for it in spirit. See them in Parks and Recreation.

For Celty Sturluson, it's rather upsetting to be the only headless girl in a city filled with full-bodied humans. See them in Durarara!!.

Chewbacca is a loyal co-pilot who won't hesitate to rip your arm off. See them in Star Wars Series.

A reclusive introvert, Liz Sherman has a temper that's literally lethal. See them in Hellboy.

Princess Fiona is a damsel who doesn't need saving, but she's cursed with an embarrassing secret. See them in Shrek.

Wario is greedy, gross, and gluttonous. See them in WarioWare.

Neal Cassidy is a charming former thief with a heroic side. See them in Once Upon a Time.

Ianto Jones' withdrawn nature conceals his emotional pain. See them in Torchwood.

An alien, a time-traveler, and an esper are following Haruhi Suzumiya, who – unknown to herself – is a near-omnipotent reality warper. See them in The Melancholy of Haruhi Suzumiya.

Innately shy, Ginny Weasley is growing into a feisty, independent spirit. See them in Harry Potter Series.

Jean-Baptiste Grenouille may have a phenomenal sense of smell, but he has a weak sense of morality. See them in Perfume: The Story of a Murderer.