Because you like Dennis Reynolds in It's Always Sunny in Philadelphia

Aldous Snow is a rock star who plays hard and parties harder. See them in Get Him to the Greek.

Derek Hale is not one to make allies easily. This moody werewolf is dark and brooding. See them in Teen Wolf.

It's certainly easier to get great footage of crimes when you can guarantee they'll happen. See them in Nightcrawler.

Despite being at the bottom of the social hierarchy in school, Eric Effiong is an upbeat student who loves makeup and fashion. See them in Sex Education.

A Silurian lizard woman, Madame Vastra has a penchant for puzzles and interspecies romance. See them in Doctor Who.

Luke Danes will serve you coffee and always be there for you to help out. See them in Gilmore Girls.

Seth is short-tempered, crude, and terrible at school, but hopefully there's nothing an epic party can't fix. See them in Superbad.

Sensual, wild, and with a penchant for controlled substances, Lily is a ballet dancer who isn't afraid to let loose. See them in Black Swan.

Summer Roberts is privileged and preppy but also surprisingly open-minded and fiercely loyal. See them in The O.C..

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.

Kind and friendly, Rinoa Heartilly is nonetheless an effective freedom fighter. See them in Final Fantasy Series.