Because you like Marmee March in Little Women
His murderous megalomania aside, Loki is quite charming. Just don't mention his strapping older brother; he's a tad jealous. See them in Marvel Cinematic Universe.
Tony Stark's interests include cocktails, beautiful women, particle physics, and saving the world. See them in Marvel Cinematic Universe.
After Otto Octavius' accident, he becomes fixated on finishing the reactor at any cost. See them in Marvel Cinematic Universe.
An ambitious man of science, Norman Osborn has become green with envy over Spider-Man's powers. See them in Marvel Cinematic Universe.
Percy Jackson is an ordinary student thrust into the world of myth come alive. See them in Percy Jackson & The Olympians: The Lightning Thief.
After training a herd of raptor dinosaurs, everything else is a breeze for Owen Grady. See them in Jurassic World.
If there's any hope of resolving things peacefully, this proud ape leader will have to trust the humans. See them in Dawn of the Planet of the Apes.
Hiccup Haddock III may be the only Viking nerd in recorded history. See them in How to Train Your Dragon.
Fox Mulder is a devoted believer in aliens, monsters, and that the truth is out there. See them in The X-Files.
A speed-loving daredevil who lives on the edge, Sonic is as brave as he is cocky. See them in Sonic the Hedgehog.
A daring conman, Flynn Rider is so charismatic that you might not mind when he steals from you. See them in Tangled.
V is a violent anarchist with literally nothing left to lose. But, he might have a point. See them in V for Vendetta.