Because you like James Halliday / Anorak in Ready Player One

The brilliant and well-adjusted Ender Wiggin is being groomed for the next generation of military leaders to fight alien invaders. See them in Ender's Game.

Cinder has been beaten down by the world, but she's learning that her cyborg abilities are pretty helpful. See them in Cinder .

Steven Universe is an excitable youth who likes junk food and trying to save the world. See them in Steven Universe.

Rukia Kuchiki is a cool and collected warrior who has trouble opening up to anyone. See them in Bleach.

While he might be too cool for school, Soul isn't too cool to do the right thing. See them in Soul Eater.

A dreamy space cadet, Luna Lovegood has never met a conspiracy theory she didn't believe in. See them in Harry Potter Series.

Both intelligent and empathetic, Remus Lupin is worn down by the weight of a secret. See them in Harry Potter Series.

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.

Skye is a pluck hacktivist who tries to use her power for good. Unfortunately, " good" isn't always so clear-cut. See them in Marvel Cinematic Universe.

Thor is Asgardian nobility who is tickled by how us earthlings live. See them in Marvel Cinematic Universe.

Tony Stark's interests include cocktails, beautiful women, particle physics, and saving the world. See them in Marvel Cinematic Universe.

John Watson is haunted by his past (who isn't) but he's starting to branch out with some help from a world class detective. See them in Sherlock.