Because you like Patrick Star in SpongeBob SquarePants

Riggan Thomson is a washed-up movie star running from his inner demons. Alas those inner demons look just like the superhero he used to play. See them in Birdman.

A crabby troll, Karkat Vantas is perpetually angry about his lot in life. See them in Homestuck.

GLaDOS will supply the food when you get together: a delicious cake. Of course, it could just be a trap so she can kill you. It’s hard to say. See them in Portal Series.

Irene Adler has to use both her brains and her body to survive. Luckily, she's usually the most brilliant person in the room. See them in Sherlock.

No one else in fsociety can hack like Elliot Alderson, but the battles being waged in his head are often more than he can handle. See them in Mr. Robot.

It turns out Dracula's son Alucard has some pretty severe daddy issues. See them in Castlevania.

A sadistic sociopath, Lil Z is helping make the City of God slum a Hell on Earth. See them in City of God.

England may cultivate the image of a well-bred gentleman, but he has both the temper and mouth of a seasoned sailor. See them in Axis Powers Hetalia.

A brilliant graduate student in Italy for "research," Oliver has other things on his mind: flirting, swimming, and dancing. See them in Call Me by Your Name.

Beneath Arthur's brash demeanor lurks the heart of a compassionate future king destined to unite the five kingdoms. See them in Merlin.

Pengiuns, turtles, and all things scientific is where Sam's expertise lies. Girls are uncharted territory, but Sam is trying to branch out. See them in Atypical.

Living with a curse, Kyo Sohma is sick of being treated like garbage his whole life. See them in Fruits Basket.