Because you like Sam Witwicky in Transformers

The only thing standing between Rocky Balboa and glory is the person facing him in the boxing ring. See them in Rocky Series.

Usagi Tsukino may look like a lazy teen, but when Usagi conjures up her alter ego and calls her Sailor Scout team, no villain stands a chance. See them in Sailor Moon.

Years of being a social outcast have taken a toll, but Elphaba is willing to be wicked if it means she can do good. See them in Wicked .

Holly Golightly spends so much time trying to be other people's dream girl, she doesn't really know what kind of girl she actually is. See them in Breakfast at Tiffany's.

Will Herondale is an emotionally distant bad boy with a secret. See them in Clockwork Angel .

Good fashion? Check. Snarky quips? Check. Supernatural evil-fighting powers? Also check. See them in Buffy the Vampire Slayer.

Reclusive, quiet, and seemingly emotionless, Lain Iwakura feels like an outsider in her hyper-connected world. See them in Serial Experiments Lain.

Talented but anxious, Shinji Ikari struggles to bear the challenges that life hands him. See them in Neon Genesis Evangelion.

Steven Universe is an excitable youth who likes junk food and trying to save the world. See them in Steven Universe.

This beautiful aesthete wins the hearts of both ladies and men. But Dorian Gray also happens to have his soul sealed in a painting. See them in Dorian Gray.

Emmet Brickowski is so upbeat it's not even human. Everything is AWESOME! See them in The Lego Movie.