Because you like Sheldon J. Plankton in SpongeBob SquarePants

Turanga Leela is the daughter of two mutants who live in the sewers below New York City. See them in Futurama.

Dewey Finn will rock you. He feels rock and roll in his blood and guts. See them in School of Rock.

Dolores Umbridge keeps her villainy hidden (albeit poorly) behind a sheen of sugary pink politeness. See them in Harry Potter Series.

Playing his cards close to his vest, J. Daniel Atlas believes the closer you look, the less you see. See them in Now You See Me.

Wendy Corduroy is the ultimate in cool in Gravity Falls. See them in Gravity Falls.

Sue Sylvester has a win-at-all-costs philosophy, a bizarre fixation on a school singing club, and a fashion style that involves a red tracksuit. See them in Glee.

Eric Forman's interests include smoking weed, collecting Luke Skywalker memorabilia, eating Fatso burgers, and making his dad mad. See them in That '70s Show.

Remy could be a five star Michelin chef, the only problem is that he is quite literally a rat. See them in Ratatouille.

Kristoff may seem standoffish, but this ice harvester has a warm heart. See them in Frozen.

A born psychopath, don't expect Michael Myers to understand the difference between right and wrong. See them in Halloween.

Born and raised in the darkness, Bane is determined to have the city totally under his control so that he can demolish it. See them in DC Extended Universe.

Kesuke Miyagi is a karate expert who thinks the best way a scrawny high schooler can learn how to defend himself is by washing every surface in sight. See them in The Karate Kid.