Because you like Mary Poppins in Mary Poppins
While he might be too cool for school, Soul isn't too cool to do the right thing. See them in Soul Eater.
Don't worry about this forensic scientist offing you unless you're a serial killer yourself. (You're not, right? Just checking.) See them in Dexter.
A believer in the philosophy of Nietzsche, Dwayne Hoover has taken a vow of silence until he becomes a test pilot for the Air Force. See them in Little Miss Sunshine.
His superiority complex coupled with his bitter desire for revenge makes Vegeta a formidable foe. See them in Dragon Ball Z.
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.
A natural leader, Clarke Griffin dispenses both justice and mercy, and she does it all while being selflessly humble. See them in The 100.
The son of Death has an obsession with perfection and symmetry. See them in Soul Eater.
Bo Dennis once dreamed of being prom queen, but then she found out that she's part of some ageless secret race that feeds on humans. See them in Lost Girl.
Quentin Coldwater has always suspected there was something different about him, and now he has the chance to prove it. See them in The Magicians.
Michael Bluth is the only sane person in a family of eccentrics. At least, that's how he thinks of himself. See them in Arrested Development.
Whether it's a companion he’s failed or lingering guilt from the war, the Doctor can never truly let go of his past lives. See them in Doctor Who.