Because you like Rosalina in Super Mario Galaxy
A formerly righteous wizard, Saruman has been corrupted by the forces of evil. See them in The Lord of the Rings.
If Anna Liebert could remember her past, maybe she would know who she is. See them in Monster (TV Show).
Once a handsome prince, the Beast is now a grumpy, furry, monster. It's hard to pinpoint which mammal he resembles the most. See them in Beauty and the Beast.
An inter-dimensional demon, Bill Cipher dreams of a more chaotic Gravity Falls. See them in Gravity Falls.
Carolos has perfect hair, a lab coat, and a constant readiness to do science. See them in Welcome to Night Vale.
He may be one of the Four Horsemen of the Apocalypse, but War still maintains a strong sense of honor. See them in Darksiders Series.
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.
Donatello might come off as a tad nerdy, but don't let his geekiness fool you. He's a trained ninja and a skilled fighter. See them in Teenage Mutant Ninja Turtles.
Miles Morales was bitten by a radioactive spider, put on the webbed spandex, and beat up his first bad guy before his voice changed. See them in Marvel Cinematic Universe.
Experiment 626 was designed for one thing: to destroy everything he touches. See them in Lilo & Stich.
A Silurian lizard woman, Madame Vastra has a penchant for puzzles and interspecies romance. See them in Doctor Who.
A reformed former outlaw, John Marston doesn't want any trouble, yet somehow trouble always seems to find him. See them in Red Dead Redemption.