Purge trooper

In game Description: The fearsome Purge Troopers are a result of the Darktrooper Project. A Research and Development effort commissioned to create a wide range of advanced battle droids. The Purge Trooper is specifically designed against jedi and other force wielders. The droid's Chassis is protected by refined cortosis. An ore that reduces damaged caused by lightsaber attacks. And its primary weapon is an energy blade. The Purge Trooper is also equipped with a high powered, short ranged Rocket launcher and magnetic tractor boots make it highly resistant to kenitic attacks such as force grip and force push.

Source: The Force Unleashed Video Game Database