Because you like Milhouse Van Houten in The Simpsons

Don't let his old age fool you, Heihachi Mishima is a ruthless pragmatist who values self-reliance above all else. See them in Tekken .

Susanna Kaysen is an aspiring writer, despairing young woman who struggles with suicidal thoughts. See them in Girl, Interrupted.

A 100-plus-year-old who looks like a dreamy teenager, Edward Cullen warns girls to avoid him, which makes them want him even more. See them in Twilight.

Madoka Kaname's new world of witches is challenging her optimism. Still, even in the worst of circumstances, she holds onto hope. See them in Puella Magi Madoka Magica.

Just call Jeff Lebowski The Dude. Or His Dudeness, Duder, or El Duderino if you're not into that whole brevity thing. See them in The Big Lebowski.

Sydney Bristow is a kick-ass double agent on a mission for revenge. See them in Alias.

All who live know his name, and all who oppose him shall know Death. See them in Darksiders Series.

The only defense Earth has against alien invaders are giant robots in the hands of pilots like Kaworu. See them in Neon Genesis Evangelion.

Gollum is slimy and seething with hatred, the last person you would want to meet in a dark cave. See them in The Lord of the Rings.

A hardboiled 1940s detective, Cole Phelps is haunted by his past in World War II. See them in L.A. Noire.

In love with a daughter of his family's sworn enemies, Romeo Montague must find a way to reconcile his conflicting desires. See them in Romeo & Juliet.

Raiden is an efficient soldier haunted by his repressed past. See them in Metal Gear Series.