Rotworms were a type of worm. Following the Third Battle of Vontor, Kossak Inijic Ar'durv taunted that Xim would only be able to conquer rotworms in his dungeon from then on. They also were present on Dagobah.
- Star Wars: The Old Republic (Mentioned only)
- Star Wars: The Old Republic: Knights of the Fallen Empire (Mentioned only)
- Galaxy of Fear: The Hunger (First appearance)