Because you like Michael Afton in Five Nights at Freddy's

This mathematical genius doesn't have time for small talk; Alan Turing needs to break Enigma, the Nazi's cipher machine. See them in The Imitation Game.

Catherine Linton was once spontaneous and rowdy but ever since marrying the wealthy Edgar, she has morphed into a boiling pot of emotional outbursts. See them in Wuthering Heights.

A bloodsucker, Carlisle Cullen is actually more likely to give you a blood infusion. See them in Twilight.

A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.

A dedicated hedonist, Jack Harkness appreciates raunchy stories, stiff drinks, and excellent bottoms. See them in Doctor Who.

Growing up isn't easy: Chihiro's parents turned into pigs, she's enslaved at a bathhouse for demons, and oh yeah, she's fading from existence. See them in Spirited Away.

Everything is fascinating to Octavia Blake who has been locked away for her entire life. See them in The 100.

The crown prince of the Fire Nation, Zuko has been ordered by his father to find the long-lost Avatar before he is allowed to return home. See them in Avatar: The Last Airbender.

Konata Izumi has a live-now, worry-later view of the world. See them in Lucky Star.

Stan Marsh is a fourth grader who is the ladies man of his classroom. See them in South Park.

Others see him as the town nutcase, but Flint Lockwood knows his inventions will change the world someday. See them in Cloudy with a Chance of Meatballs.

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.