Character
Wildberry Princess
Wildberry Princess in Adventure Time: Fionna and Cake (2023), played by Maria Bamford.
In "Jake vs. Me-Mow", Wildberry Princess was almost assassinated by Me-Mow, from the Guild of Assassins, but saves herself by detaching her drupelets, although she says this is a medical condition.
Read more about Wildberry Princess on Adventure Time Wiki at Fandom