The Gaol was a prison ship under the command of General Anc. It served in another part of the Imperial forces before being moved into the possession of General Anc, during the time that General Anc had the ship, before the 2nd Dark Trooper project, he disassembled the interior and reconstructed it into a labyrinthine of prison cells. The ship also became a place for Ysanne Isard to test her brainwashing techniques. The Gaol was destroyed over Danuta around 4 ABY