Because you like David Nolan in Once Upon a Time

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

Veronica Sawyer thinks that if you were happy every day of your life you wouldn't be a human being, you'd be a game-show host. See them in Heathers.

A fun-loving gangster's wife, Mia Wallace is finding that fun can go too far. See them in Pulp Fiction.

With an A.I. as loyal and witty as Cortana, who needs humans? See them in Halo.

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

Edward Elric has a quick mind along with a quick temper. See them in Fullmetal Alchemist.

If you hang out with Bender in cool dive bars in 31st century New York, make sure you're on his "Do Not Kill" list. See them in Futurama.

Scott Pilgrim's superhero suit is just a video game t-shirt and sweatbands. But this slacker is brave enough to fight all his girlfriend's evil exes. See them in Scott Pilgrim vs. the World.

Sebastien Michaelis is a demonic butler who approaches life with effortless finesse and a diabolical streak. See them in Black Butler.

Introspective Theodore Twombly would rather observe life than participate in it. See them in Her.

Wei Wuxian is the most charming and fun necromancer around. See them in The Untamed.

Rue is an icy prima ballerina whose obsession with perfection obscures a hidden desire to be loved. See them in Princess Tutu.