Because you like Sam Fisher in Tom Clancy's Splinter Cell

Buddy Pine is an unhinged superfan of superheroes using technology to take down his idols. See them in The Incredibles.

Kenzo Tenma would have never guessed that ten-year-old he saved would later become a deadly serial killer intent on "thanking" him. See them in Monster (TV Show).

Christian is a romantic who for some reason won't stop singing everything he feels. See them in Moulin Rouge.

Lucille Bluth doesn't understand the question, and she won't respond to it. And you're probably better off. See them in Arrested Development.

Norma Bates may look like a harmless housewife, but don't let that fool you. See them in Bates Motel.

Columbus can't trust anyone. The first girl he let into his life tried to eat him. See them in Zombieland .

Good-natured, sensitive, and introspective, Mason is on a lifelong path to finding himself. See them in Boyhood.

When Andrew Neiman is not in classes during the day, he's rehearsing his drums until his hands bleed at night. See them in Whiplash.

For Dana Scully, sometimes looking for extreme possibilities makes you blind to the probable explanation right in front of you. See them in The X-Files.