Maribelle is the mother of Donny, and a close friend of the Powerpuff Girls.
Appearance[]
She is a unicorn with a white coat, a pink mane, gray hooves, black eyes and wears a yellow ribbon around her neck.
Biography[]
In "Horn Sweet Horn", she made her debut in this episode. She explains to Donny that he is already a unicorn and he was ready for a journey of self discovery and remarks on that he should brush his mane often revealing his unicorn horn.
In "Odd Bubbles Out", she makes a second appearance with her boyfriend Axel when she drops Donny off at the girls' house for the Unicorn Student Exchange Program.
Her third appearance is in "The Last Donnycorn", in which she warns Donny and the girls about the bad unicorns getting their hooves on the magic of good unicorns and reward them after they stop them and save the dimension.