This mob spawns at +1213, -400, +3.75 at the gates, on the east wall coming from the Field of Bone.
Findable (via Ctrl-F): No
You say, 'Hail, Trooper Shestar'
Trooper Shestar says, 'My father was a great blacksmith. He taught me how to make great items such as the [Shestar scaled coif]. Alas, smithing was not my rebirth, but rather the life of a warrior.'
Trooper Shestar is located in East Cabilis, 1215, -398. He is near the exit from East Cab to Field of Bone. When you're leaving East Cab, take the left fork. He's the guard on the left side of the cave opening.