The Tifnyl system was a star system located within the Elrood sector of the Outer Rim Territories. An Imperial listening post was based on the largest moon of the fourth planet in the system, the gas giant Tifnyl. The moon was host to a thin atmosphere and a primitive ecosystem.
- Operation: Elrood (Mentioned only)
- Planets of the Galaxy, Volume Three (First mentioned)
- The Star Wars Planets Collection
- The Essential Atlas