Because you like Wendy Testaburger in South Park

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!!.

Growing up isn't easy: Chihiro's parents turned into pigs, she's enslaved at a bathhouse for demons, and oh yeah, she's fading from existence. See them in Spirited Away.

An arrogant, prideful human-demon hybrid, Inuyasha secretly just wants to be accepted. See them in Inuyasha.

Margaery Tyrell is one of the most adept and charming liars there is. See them in Game of Thrones.

His name is Inigo Montoya and whoever killed his father should be prepared to die. See them in The Princess Bride.

Leonard Hofstadter is the normal one among his scientist friends, though in fairness that's a low bar. See them in The Big Bang Theory.

A hurricane of a human being, Marla Singer is destructive and unforgettable. See them in Fight Club.

On the outside, Gwen seems meek and calm. But she has an inner core of steel. See them in Merlin.

Level-headed Ian Gallagher may be focused on his goals, but he's got a mischievous side too. See them in Shameless.

Satine cynically gives up on love so she can advance her singing career. But she meets a dreamer who reminds her there's more to life than ambition. See them in Moulin Rouge.

If it were up to her, Merida would spend her days practicing archery and swordfighting, riding her horse, and exploring the Highlands. See them in Brave.