Gnorga is the main antagonist of A Troll in Central Park. She is the queen of the trolls, and she hates flowers and anything beautiful. She will turn anyone in her way into stone. In fact, that's what she intends to do to Stanley for secretly planting flowers. She was voiced by Cloris Leachman.
- Gnorga will be the major villain in Hubie and Marina Find A Troll In Central Park. She will also turn Rocko into a troll, just as she does to Gus.