The Battle of Devil's Crevasse was a battle of the Second Imperial Civil War that took place in 137 ABY in Devil's Crevasse on Dac. The battle was fought between the forces of Darth Krayt's Galactic Empire and the Mon Calamari Rangers, the latter with the aid of Master Treis Sinde of the Imperial Knights. It resulted in the defeat of the Sith and the death of the Sea Leviathan.