Because you like Xander Harris in Buffy the Vampire Slayer

Cheerful, childlike, and easily jealous, fashion icon Misa Amane is smarter and crueler than she seems. See them in Death Note.

The Warden of the camp says that digging holes in the desert builds character, but Stanley Yelnats suspects there's more to it. See them in Holes.

Leonidas is not the kind of king who merely gives orders; rather, he's out on the battlefield fighting alongside his men. See them in 300.

Charming and enigmatic, Amy Dunne takes her love for puzzles to a cunning new level. See them in Gone Girl.

A majestic ruler, Mufasa is respected throughout the animal kingdom. See them in The Lion King.

Number Five is a 58-year-old man trapped in his 13-year-old body. See them in The Umbrella Academy.

Gotham's unhinged Clown Princess of Crime will call you puddin', then punch you in the face. See them in DC Extended Universe.

Ponyboy Curtis is a "Greaser" on the surface, but he's a sensitive poet underneath. See them in The Outsiders.

John Locke is an eerily calm, confident believer in the magic of the island that gave him his legs back. See them in Lost.

With an A.I. as loyal and witty as Cortana, who needs humans? See them in Halo.

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

If Lisbeth Salander can hurt a bastard who deserves it by digging up stuff about him, she feels good. See them in The Girl with the Dragon Tattoo.