Because you like Edward Fairfax Rochester in Jane Eyre
Frodo might have carried the ring, but Samwise Gamgee carried the ring bearer. See them in The Lord of the Rings.
Sam Montgomery works hard, but her evil stepmother makes sure her efforts don't pay off. See them in A Cinderella Story.
Turanga Leela is the daughter of two mutants who live in the sewers below New York City. See them in Futurama.
Rupert Giles is a librarian on the outside, fearless evil-fighter on the inside. See them in Buffy the Vampire Slayer.
Both a noble district attorney and a psychopathic villain, Harvey Dent proves some men really can have it all. See them in DC Extended Universe.
Despite Norman Bates' typically kind and shy personality, he is also prone to occasional violent outbursts. See them in Bates Motel.
Beloved by all, Lucy is the most corageous Pevensie. See them in The Chronicles of Narnia.
Manipulative, conniving, and ruthless, Mr. Gold is enigmatic no matter what world he's in. See them in Once Upon a Time.
Izzie Stevens is a model-turned-med student who can do it all, even if people underestimate her. See them in Grey's Anatomy.