Because you like Christopher John Francis Boone in The Curious Incident of the Dog in the Night-Time
The incomplete experiment of an inventor, Edward Scissorhands was left with blades instead of hands and an unpolished understanding of the world. See them in Edward Scissorhands.
As the hero of time, Link is reborn throughout history, always with the purpose of fighting and defeating the evil Ganon. See them in The Legend of Zelda.
Arwen has to choose between a life of loneliness or love and inevitible death, both rather unfortunate options. See them in The Lord of the Rings.
Aslan represents everything good and just, he's just not super reliable. See them in The Chronicles of Narnia.
Damon Salvatore used to miss being human. Now he can't think of anything more miserable. See them in The Vampire Diaries.
Rukia Kuchiki is a cool and collected warrior who has trouble opening up to anyone. See them in Bleach.
An assassin with supernatural gifts, Corvo Attano is the last guy you should frame for murder. See them in Dishonored.
Don't ask Rosa Diaz, a Brooklyn detective, to lighten up. Actually, to be safe, don't ask her to do anything! See them in Brooklyn Nine-Nine.
Frodo might have carried the ring, but Samwise Gamgee carried the ring bearer. See them in The Lord of the Rings.
Born and raised in the darkness, Bane is determined to have the city totally under his control so that he can demolish it. See them in DC Extended Universe.