Watch-beasts had gray fur, large, squat, and sturdy bodies with large heads, and long, porcine faces and snouts. They had short horns on their head as well as tusks. The predators also had thick, furry legs which culminated in four powerful paws with dull claws.
A number of Watch-beasts were brought by the Imperial Army to the Imperial training world of Sirpar to guard garrisons there.
- "You're in the Army Now!" — Star Wars Adventure Journal 2
- The Essential Guide to Planets and Moons
- Ultimate Adversaries
- Galaxy at War