Because you like Will Schuester in Glee

Teddy Sanders loves his frat brothers so much he might never leave school. See them in Neighbors.

Edward Elric has a quick mind along with a quick temper. See them in Fullmetal Alchemist.

An infamous vampire, Alucard is a one-man killing machine with a philosophical side. See them in Hellsing.

Veronica Sawyer thinks that if you were happy every day of your life you wouldn't be a human being, you'd be a game-show host. See them in Heathers.

Dipper Pines is investigating a truly strange town during the world's wildest summer vacation. See them in Gravity Falls.

Hiccup Haddock III may be the only Viking nerd in recorded history. See them in How to Train Your Dragon.

Joey Tribbiani's true passions in life are acting, sandwiches, football, sex, and asking ladies, "how you doing?" See them in Friends.

L is enigmatic, child-like, and one of the smartest people in the world. See them in Death Note.

It doesn't matter how noble or brave he is. Jon Snow is a bastard, and people don't let him forget it. See them in Game of Thrones.

Whatever Sakura Haruno lacks in power, she makes up for in intelligence and bravery. See them in Naruto.

Inmate "Crazy Eyes" is a poetic soul with some big, expressive eyes. See them in Orange Is The New Black.