Because you like James P. Sullivan in Monsters, Inc.
Edward Elric has a quick mind along with a quick temper. See them in Fullmetal Alchemist.
Fox Mulder is a devoted believer in aliens, monsters, and that the truth is out there. See them in The X-Files.
While Alan Garner is loyal to his new friends, his efforts to help them often do more harm than good. See them in The Hangover.
Cinder has been beaten down by the world, but she's learning that her cyborg abilities are pretty helpful. See them in Cinder .
Armin Arlert was wrong. This world hasn't become hell; it's been hell. He just couldn't see it before. See them in Attack on Titan.
Hannah Baker is a buoyant spirit broken by the cruelties of high school. See them in Thirteen Reasons Why .
Though the weight of a secret robs her of her voice, Melinda is nevertheless artistic, intelligent, and empathetic. See them in Speak .
Mr. Blonde is the undisputed leader of his pack of suited-up outlaws, with a stoic and serious demeanor, and a penchant for bloodshed. See them in Reservoir Dogs.
When Jessica Jones is not throwing back drinks, she's taking down bad guys with her strength, detective skills, and foul-mouthed insults. See them in Marvel Cinematic Universe.
Faced with inequality, Gale Hawthorne has a rebellious spirit that only grows. See them in The Hunger Games .
Self proclaimed, Fat Amy, likes horizontal running and mermaid dancing. Important skills, one could argue. See them in Pitch Perfect.