Because you like Guinevere Beck in You

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

Finn is the world's last human who's "all about" understanding right and wrong. See them in Adventure Time.

Toph is a tenacious earthbender full of spirit and spunk and hates when people try to baby her because she's blind. See them in Avatar: The Last Airbender.

Bart Simpson is an aspiring juvenile delinquent who doesn't want you to have a cow, man! See them in The Simpsons.

Princess-turned-General Leia Organa is a sharp, fearless royal who gets herself into trouble and fights her way out of it. See them in Star Wars Series.

Ethical but anxious, Chidi Anagonye approaches life like a problem to be solved. See them in The Good Place.

Ponyboy Curtis is a "Greaser" on the surface, but he's a sensitive poet underneath. See them in The Outsiders.

John Watson is haunted by his past (who isn't) but he's starting to branch out with some help from a world class detective. See them in Sherlock.

He tells you everything you need to know: "I. Am. Groot." See them in Marvel Cinematic Universe.