Because you like Nicky Nichols in Orange Is The New Black

A crabby troll, Karkat Vantas is perpetually angry about his lot in life. See them in Homestuck.

Knuckles the Echidna is a 16-year-old red echidna (aka a spiny anteater) and guardian of the ancient Master Emerald. See them in Sonic the Hedgehog.

If Anna Liebert could remember her past, maybe she would know who she is. See them in Monster (TV Show).

Castiel might be an immortal angel, but the human world is still more than a little confusing. See them in Supernatural.

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

In his transformation from hardened convict to moral paragon, Jean Valjean is the kind of man we should all aspire to be. See them in Les Miserables.

Mikasa Ackerman is a near-perfect soldier who won't break her stone-faced expression whether she's killing foes or protecting loved ones. See them in Attack on Titan.

Simba just can't wait to be king, but he's got a lot of growing up to do first. See them in The Lion King.

Peppy and optimistic, Joy is totally lost when it comes to dealing with Sadness. See them in Inside Out.

Yukiteru is a reclusive observer who would rather watch life go by than participate in it. See them in The Future Diary.

Raz is a 10-year-old boy who mostly stays in his own head, which makes sense since that's where he is strongest. See them in Psychonauts.