Because you like Victor Frankenstein in Frankenstein
Tobias "Four" Eaton is only afraid of four things, but you should probably be afraid of him. See them in Divergent.
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.
When the Sorting Hat touched Draco Malfoy's head, it placed him in Slytherin, a house that has turned out more dark wizards than any other. See them in Harry Potter Series.
Stewie Griffin is just your average evil-genius, talking, sociopathic baby. See them in Family Guy.
Christian Grey is just as controlling in the bedroom as the boardroom. See them in Fifty Shades of Grey.
Napoleon Dynamite loves tater tots, mythical beasts, and reveling in his awkwardness. See them in Napoleon Dynamite.
With the ocean breeze behind him and the open seas ahead of him, Jack Dawson feels as if he is king of the world. See them in Titanic.
A daring conman, Flynn Rider is so charismatic that you might not mind when he steals from you. See them in Tangled.
Ariel knows there's a whole other world above the sea, but exploring it comes at a big price. See them in The Little Mermaid.
Bart Simpson is an aspiring juvenile delinquent who doesn't want you to have a cow, man! See them in The Simpsons.
With his own ship, Peter Quill calls his own shots, and gets to fly from planet to planet blasting '70s pop hits and picking up alien chicks. See them in Marvel Cinematic Universe.