X'sterian Hunter-Killer Corps

The Hunter-Killer Corps, serves as the main ground force for the X'sterian Collective. They preform basic law enforcement duties, as well as combat operations. They are aided by advanced battledroids, and drones to aid them in their operations. They also serve as marines and security detail for VIP's several escorted the Republic diplomatic team to Xeon. Many also are assigned to protect the ancient and abandon cities, and the massive sewer systems built on Xeon centuries ago.

The Hunter-Killer Corp soldiers are divided into a rigorous hierarchy. With drones being the lowest level, and used as grunts, then followed by Warriors,Troopers, Hoplites, Phalanxes and specialized units such as units armed with flamethrowers, jetpacks, and for underwater combat. They are also equipped with various vehicles, battledroids, and automated weapon systems to aid them in combat.

New Republic era
The Hunter-Killer Corps was mostly used to defend the X'sterian Collective from pirates and raiders, and maintaining law enforcement within the borders of the Collective. They then allied with the New Sith Empire. The New Sith Empire was teleported due to a Raktana Device, the X'sterian Collective also activated a similar device and joined their allies against the

Confederacy of Independent systems.

The Clone Troopers and Jedi didn't trust the Hunter-Killer Corps due to their robotic like nature and cold, logical view on everything. But the Hunter-Killer Corps proved themselves to be effect and more skilled than the Separatist Battle droids.