Because you like Christopher Turk in Scrubs

A fourth grader without a moral compass, Eric Cartman lives on KFC, Taco Bell, Pizza Hut, and Cheesy Poofs. See them in South Park.

Optimus Prime is a shapeshifting sentient robot leading a team of robots to stop evil from taking over. See them in Transformers.

Cynicism is his armor and words are his weapons, but what Tyrion Lannister would really like is some nice wine. See them in Game of Thrones.

On the football field, Tim Riggins has it together. But off the field, he sports bloodshot eyes and broken hearts. See them in Friday Night Lights (TV).

Sally Albright is high maintenance who she thinks she's low maintenance. But she's still worth it. See them in When Harry Met Sally....

Aang is already a master airbender and once he learns to manipulate water, earth, and fire, he'll be truly unbeatable. See them in Avatar: The Last Airbender.

Socialite-turned-runaway-turned-waitress, Rachel Green is the legendary story of riches to rags, trying to work her way up again with the help of her friends. See them in Friends.

Neurotic, motherly, and oh-so organized, Monica Geller is everyone’s favorite hostess, keen on settling down and starting a family - perhaps too much so. See them in Friends.

Ethan Hunt's mission, should he chose to accept it, is to save the world from impossible threats. See them in Mission: Impossible.

Liv Moore is a sarcastic high-achiever turned morally conflicted zombie. See them in iZombie.

A believer in the pursuit of justice, Garrus Vakarian hates it when bad guys slip through the cracks of the bureaucratic justice system. See them in Mass Effect.

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.