Because you like Mr. Gold in Once Upon a Time
Ultron is security software turned evil mastermind. See them in Marvel Cinematic Universe.
Emma Frost's superpower: transforming her body into an unbreakable diamond. See them in X-Men Series.
This master marksman may be a villain, but Deadshot's motives aren't quite as selfish as they seem. See them in DC Extended Universe.
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.
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.
N'Jadaka is a righteous man with a violent agenda. See them in Marvel Cinematic Universe.
The Grinch's heart is just too small to appreciate Christmas. See them in Dr. Seuss' How the Grinch Stole Christmas.
Anger is a cantankerous hothead whose job is to get others riled up. See them in Inside Out.
Harrison Wells is a brilliant scientist full of secrets. See them in DC Extended Universe.
As high-strung as she is talented, Rachel Berry both marches and sings to the beat of her own drum. See them in Glee.
This power-hungry Time Lord calls himself the "master of all." Bonus: he has 13 lives. See them in Doctor Who.