Because you like Voldemort in Harry Potter Series

Jim Stark is a teen torn apart by what the world asks of him. See them in Rebel Without A Cause.

Herion is Mark Renton's favorite drug. He sniffs it, smokes it, swallows it, sticks it up his arse, and injects it into his veins. See them in Trainspotting.

Sophia Burset will teach you how to navigate the prison world and maybe how to make cute shower shoes from commissary items too. See them in Orange Is The New Black.

Liu Kang spends his days training his body and spirit, seeking to become the ultimate warrior. See them in Mortal Kombat.

Veronica Lodge is a sophisticated girl who always, no matter what, absolutely gets what she wants. See them in Archie Comics.

After having his mind altered after a bad breakup, Joel Barish is not convinced that ignorance is bliss. See them in Eternal Sunshine of the Spotless Mind.

Robbie Turner has been accused of a crime he never committed, changing the course of his life forever. See them in Atonement.

The Terminator is an emotionless killing machine who won't stop until he's changed the future. See them in The Terminator.

Rory Williams is a caring companion whose specialty is looking after others. See them in Doctor Who.

A champion of chivalry, Don Quixote is dutifully bringing good to the world—even when others think he's out of his mind. See them in Don Quixote.

Courteous, dangerous, and powerful, Kaname Kuran controls an entire court of vampires. Very, very pretty vampires. See them in Vampire Knight.

Whatever Sakura Haruno lacks in power, she makes up for in intelligence and bravery. See them in Naruto.