Because you like Voldemort in Harry Potter Series

Mavis Dracula's interests are anything black, scream cheese, and flying around. See them in Hotel Transylvania.

Angela Martin is uptight and puritanical, outside of the affair she's having with a co-worker. See them in The Office.

Others see him as the town nutcase, but Flint Lockwood knows his inventions will change the world someday. See them in Cloudy with a Chance of Meatballs.

A jealous woman is dangerous. A jealous assassin woman like Elle Driver is even more so. See them in Kill Bill vol. 1.

Mrs. Lovett is the proud purveyor of the worst, and most grisly, pies in London. See them in Sweeney Todd: The Demon Barber of Fleet Street.

An inter-dimensional demon, Bill Cipher dreams of a more chaotic Gravity Falls. See them in Gravity Falls.

Jesse Aarons' frustration can only find outlet in another world. See them in Bridge to Terabithia.

Gomez Addams fills his days with ghoulish and ghastly forms of recreation, enjoying life and all its pleasures to the fullest. See them in The Addams Family.

T'Challa is a regal superhero with the weight of the world (and particularly his nation) on his shoulders. See them in Marvel Cinematic Universe.

A singing nanny, Mary Poppins is practically perfect in every way. See them in Mary Poppins.

Polite and clever, Annie James is not afraid to stir up a little mischief. See them in The Parent Trap.