Uma

Uma is the main antagonist who appears in the sequel Descendants 2. She is the daughter of Ursula.

Trivia

 * China Anne McClain, who portrayed Uma, also providing the voice of Freddie Facilier, daughter of Dr. Facilier, in the animated short series Descendants: Wicked World.
 * According to Rise of the Isle of the Lost: A Descendants Novel, Uma emits a shrimp odor due to getting dunked with shrimp larva by Mal, earning her the nickname "Shrimpy".