Because you like Ethan Hunt in Mission: Impossible

R2-D2 has been in the galaxy saving business for decades. Not bad for somebody whose vocabulary is limited to "beep-boop." See them in Star Wars Series.

Greenpeace? No, this brave eco-terrorist is waging Greenwar. See them in Final Fantasy Series.

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.

Yuki Cross is a cheerful, funny, bold young woman with hidden insecurities. See them in Vampire Knight.

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

A formerly timid caterpillar, Kurt Hummel is transforming into a glamorous, confident butterfly. See them in Glee.

There's more to this sweet, caring landlady than meets the eye. See them in Sherlock.

Jim Halpert is a master at the art of making it through the work day, including participating in an office Olympics. See them in The Office.

Stewie Griffin is just your average evil-genius, talking, sociopathic baby. See them in Family Guy.

This high school queen bee has everything, including a genius-level IQ—a fact Lydia Martin keeps hidden to maintain her image. See them in Teen Wolf.

Give in to the dark side with vampire Lestat; it's more fun. See them in Interview with the Vampire: The Vampire Chronicles.

Merry Brandybuck is a troublemaking hobbit with a brave streak that some might call foolhardy. See them in The Lord of the Rings.