Because you like Erica Sinclair in Stranger Things
Korra is stubborn, outgoing, and faced with huge responsibilities she might not be ready for. See them in The Legend of Korra.
Veronica Sawyer thinks that if you were happy every day of your life you wouldn't be a human being, you'd be a game-show host. See them in Heathers.
Years of constant assault by mean classmates, rude teachers, and her abusive mother is making Carrie White want to fight back. See them in Carrie.
Eponine is a scrappy street urchin with a bad case of unrequited love. See them in Les Miserables.
Shaun is used to being lazy. And now, you're asking him to fight for his life? See them in Shaun of the Dead.
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.
Tarzan is walking the line between human and animal. Good thing he has excellent balance. See them in Tarzan.
Buttercup is a farm girl turned princess who'd do anything to have her old life back. See them in The Princess Bride.
Both intelligent and empathetic, Remus Lupin is worn down by the weight of a secret. See them in Harry Potter Series.
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.
With great power comes great responsibility, but Peter Parker always seems to get the short end of that bargain. See them in Marvel Cinematic Universe.