Trey Trellen, a male human, held the rank of commander within the Imperial Security Bureau of the Galactic Empire. His service took place during the era of the Galactic Civil War. During his time with the ISB, Trellen gained recognition as a notable officer and authored multiple instructional guides for the ISB. Upon its completion, Trellen was slated to take command of the Darkflare, which was a S-46l Medium Scout Ship.