Because you like Peter Griffin in Family Guy

Insightful about everyone else's neuroses, Rose Lalonde is not as aware of her own. See them in Homestuck.

Fiercely independent and extremely hot-blooded, Ryuko Matoi prefers to work alone. See them in Kill la Kill.

His superiority complex coupled with his bitter desire for revenge makes Vegeta a formidable foe. See them in Dragon Ball Z.

Trying to get through school without being a burden to anyone, Tohru Honda stays cheerful despite her difficulties. See them in Fruits Basket.

Yuri is living in the afterlife, which takes the form of a high school where no one dies. But if you follow the school's rules and live a "normal" life you vanish. See them in Angel Beats!.

Talking to a stranger on a train is the best decision Jesse Wallace ever made. See them in Before Sunrise.

He may forget his homework, lose his toad, and fall off brooms, but Neville Longbottom can also single-handedly destroy villains. See them in Harry Potter Series.

Tony Stonem is the golden boy of Bristol. Problem is, he knows it. See them in Skins.

If Eleanor Shellstrop's true identity is revealed, she'll be sent to The Bad Place. See them in The Good Place.

Viking Astrid Hofferson has it all: brains, brawn, and some killer braids. See them in How to Train Your Dragon.