Because you like Miranda Bailey in Grey's Anatomy

Lelouch vi Britannia is a high school student by day, masked destroyer of tyrannical empires by night. See them in Code Geass.

The son of Death has an obsession with perfection and symmetry. See them in Soul Eater.

Emmet Brickowski is so upbeat it's not even human. Everything is AWESOME! See them in The Lego Movie.

A responsible kid, Hugo Cabret is still capable of flights of fancy. See them in Hugo.

While he might be too cool for school, Soul isn't too cool to do the right thing. See them in Soul Eater.

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

With an undeniable sense of adventure, Huck Finn is an expert at getting into and, more importantly, out of sticky situations. See them in The Adventures of Huckleberry Finn.

The cutest kitty this side of the galaxy, Nepeta Leijon is mischievous, caring, and obsessed with romance. See them in Homestuck.

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.

Although Jareth seems like he's just a harmless romantic, his powers make him a formidable foe. See them in Labyrinth.

Armin Arlert was wrong. This world hasn't become hell; it's been hell. He just couldn't see it before. See them in Attack on Titan.