Because you like Hiro Nakamura in Heroes

Jack Twist is a playful free-spirit, but he isn't afraid to fight for what he wants. See them in Brokeback Mountain.

Robin Scherbatsky is a former teen pop star who loves dogs and is scared of relationships. See them in How I Met Your Mother.

If you died and came back to life, and then died more times and came back, you might stop battling evil mutants. Not Jean Grey. See them in X-Men Series.

Charles Xavier is a telepath who believes mutants and humans are both good at heart and can live in harmony. See them in X-Men Series.

When push comes to shove, the usually overly cautious Luigi has the heart of a hero. See them in Super Mario Bros..

Brian Griffin is the most scholarly member of the family—when he's not drunk on martinis. See them in Family Guy.

A resourceful ship systems engineer, Isaac Clarke does his best to batttle the infection spreading across space. See them in Dead Space.

Where Ash comes from, food and shelter pay for themselves. Even as a penniless vagrant, he is able to pursue his dream of becoming a Pokémon Master See them in Pokemon.

Twisted and seemingly soulless, Bellatrix Lestrange finds joy in making others suffer. See them in Harry Potter Series.

C is for cookie, and that's more than good enough for him. See them in Sesame Street.

Amy March blends her naturally artistic spirit with a sense of practicality. See them in Little Women.

Topanga Lawrence has been a put-together intellectual since basically the moment she could talk. See them in Boy Meets World.