Because you like Santana Lopez in Glee

Donatello might come off as a tad nerdy, but don't let his geekiness fool you. He's a trained ninja and a skilled fighter. See them in Teenage Mutant Ninja Turtles.

Eren Jaeger will erase the Titans from this world until not a single one remains. See them in Attack on Titan.

Howl puts the "tortured" in tortured artist. He just wants to be recognized for his work, but no one wants to trust a boy that sorta looks like a bird. See them in Howl's Moving Castle.

He's an eccentric pirate making it up as he goes along. He's Jack Sparrow, savvy? See them in Pirates of the Caribbean: the Curse of the Black Pearl.

Phoenix Wright is an easygoing defense attorney who is rarely defensive. See them in Ace Attorney Series .

Told her son will one day save the world, Sarah Connor dedicates her life to training him to do just that. See them in The Terminator.

NiGHTS is a powerful but childlike spirit who hates being told what to do. See them in NiGHTS into Dreams.

Driven by guilt and rage, Kratos is less a man and more an unstoppable avatar of anger and hate. See them in God of War.

Stuck in space, Ryan Stone will either make it back to Earth and have one hell of a story to tell. Or she will burn into the ether. See them in Gravity.

Everyone Barney Stinson knows is getting married or pregnant. But he's just getting more awesome. See them in How I Met Your Mother.

America Singer is a feisty, fiercely independent musician who places little value on the restrictive rules of her society. See them in The Selection .