Drav, a stormtrooper of the male human species, achieved the rank of sergeant. He was a member of the 1st Legion, which functioned as the personal legion for the Sith Lord Darth Vader. As a sergeant, Drav served closely with the troops under Commander [Kimmund]'s command, and he participated in the conflict against the Grysks on Batuu during the Galactic Empire's era.