Using Stygian Lignan crystals which was cut from a Stygian Cryst of the same name, a Sith Alchemy creation using a Lignan crystal, a Corusca gem and a Kaiburr crystal. Because of its unique and indestructibly powerful crystal, it allowed a user almost a hundred-times the ability to draw energy from the Darkside than a Lignan crystal without having to worry about exhaustion from direct contact nor the destruction of the crystal thanks to the strengthening addition of the Corusca gem. Casso was easily capable of wielding it in a one-bladed form or in a double-bladed form.