Because you like Dorothy Gale in The Wizard of Oz

Dimitri Belikov is a stoic vampire guardian who has the reserve, focus, and discipline of a soldier. See them in Vampire Academy .

After surviving a CIA mission that was supposed to kill him, ex-military man John Reese bets it all on a chance to redeem himself. See them in Person of Interest.

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

A fun-loving jokester, Alistair isn't ready for the responsibilities he faces. See them in Dragon Age Series.