Stygian Rumination Lightsaber

Stygian Rumination Lightsaber is a custom-quality lightsaber. As a custom item, players can add and remove item modifications to a Stygian Rumination Lightsaber in order to improve the item's statistics and versatility.

Source
Stygian Rumination Lightsaber can be acquired as a random world drop from enemy mobs around level 25.


 * Primary article: World drops