Siene Symm was a male Sullustan swindler. Apprehended by the Galactic Empire and sentenced to hard labor, Symm used the time to hone several skills related to the job of a pilot. He also gained a hatred for the Empire. Once free, Symm joined Reekeene's Roughnecks, a military unit of the Alliance to Restore the Republic. He became the co-pilot of the customized yacht Long Shot, under the command of Captain Ixsthmus, with whom Symm became friends.