Cruella De Vil is a major antagonist in ABC's Once Upon a Time. She serves as one of the main antagonists of the second half of Season 4 and the secondary antagonist in the second half of Season 5.
A witch with the ability to persuade animals, Cruella joins forces with Ursula, Rumplestiltskin and Maleficent to form the "Queens of Darkness", so that together they may achieve their goal of getting a happy ending for villains.