Because you like Merida in Brave

Optimus Prime is a shapeshifting sentient robot leading a team of robots to stop evil from taking over. See them in Transformers.

If you need her, Lisa Simpson will be in her room with her saxophone and a good book. See them in The Simpsons.

Cassie Sullivan is resilient and resourceful, but she's not quite as brave as she pretends to be. See them in The 5th Wave.

Kathryn Merteuil may be a vain sociopath, but you won't be able to look away. See them in Cruel Intentions.

Everyone is just a chess piece, and Izaya Orihara is a master player. See them in Durarara!!.

Nomi Marks is a brilliant hacker with an open-minded, accepting spirit. See them in Sense8.

Formerly a "sweater-set-wearing, mojito-drinking sorority girl", Paige Collins is now a successful sculptor with slight memory loss. See them in The Vow.

While Fantine's gentleness has led others to take advantage of her, it ultimately forces her to become stronger. See them in Les Miserables.

Intelligent and compassionate, Hazel Lancaster would rather face things, even bad things, than sugarcoat the truth. See them in The Fault in Our Stars.

Buttercup is a farm girl turned princess who'd do anything to have her old life back. See them in The Princess Bride.

Elaine Benes is a tough New Yorker who can hang with the guys, and date the ones who are "sponge-worthy." See them in Seinfeld.