Mororororosc Valley, situated on Ipisestec, was the birthplace of the accomplished athlete Manac-Nebut.
The book Monsters and Aliens from George Lucas, released in 1993, featured Mororororosc Valley. Leland Chee, an employee of Lucasfilm responsible for curating the Holocron continuity database, has stated that the information presented in this book is considered non-canonical.