Because you like Ford Prefect in The Hitchhiker's Guide to the Galaxy
Jorah Mormont is loyal to his queen. And he's quite in love with her as well. See them in Game of Thrones.
Obi-Wan Kenobi is a sage Jedi who doesn't need to say much to teach you a galaxy's worth of wisdom. See them in Star Wars Series.
Auggie Pullman is a true wonder depite what some cruel classmates say. See them in Wonder .
Riggan Thomson is a washed-up movie star running from his inner demons. Alas those inner demons look just like the superhero he used to play. See them in Birdman.
Wheatley's got an endless supply of bad ideas that he wants to share. See them in Portal Series.
Queenie Goldstein is beautiful, kind, and probably currently reading your mind. See them in Fantastic Beasts and Where To Find Them.
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.
Talos is a mysterious military commander skilled in the art of deception. See them in Marvel Cinematic Universe.
Frodo might have carried the ring, but Samwise Gamgee carried the ring bearer. See them in The Lord of the Rings.
Underneath his preening narcissist exterior, Schmidt is, well, still kind of a preening narcissist. But he has a good heart too. See them in New Girl.
For Wreck It Ralph, it's not easy being the bad guy. Especially when you've been designed to destroy but really desire love. See them in Wreck-It Ralph.