Because you like Eric Foreman in House M.D.

A fourth grader without a moral compass, Eric Cartman lives on KFC, Taco Bell, Pizza Hut, and Cheesy Poofs. See them in South Park.

When the going gets tough, Rick Grimes gets tougher. It's a very useful trait when the world goes to hell. See them in The Walking Dead.

Orphan Bruce Wayne has a tortured soul, but he's trying his best to weed out corruption. See them in DC Extended Universe.

After training a herd of raptor dinosaurs, everything else is a breeze for Owen Grady. See them in Jurassic World.

People think that because Tris is small, or a girl, or a Stiff, she can't possibly be cruel. But they're wrong. See them in Divergent.

Tobias "Four" Eaton is only afraid of four things, but you should probably be afraid of him. See them in Divergent.

Severus Snape is a misanthropic potions teacher with a vindictive streak. See them in Harry Potter Series.

Aragorn is the one true king, a title he is too humble to accept. See them in The Lord of the Rings.

Even the smallest person can change the course of the world, if he's brave enough. See them in The Lord of the Rings.

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.

Wolverine is a hot-blooded Canadian with an adamantium skeleton who's the best at what he does. See them in X-Men Series.

A daring conman, Flynn Rider is so charismatic that you might not mind when he steals from you. See them in Tangled.