Kkekkrrg rro, also called Shadow Keepers, were predators that lived on Kashyyyk. They had five limbs, which fascinated xenobiologists. However, none were ever captured alive or dead, and no corpses were ever found.
- Rebel Dawn
- A Forest Apart (Mentioned only)
- Tyrant's Test (First appearance)
- Agents of Chaos I: Hero's Trial (Mentioned only)