Ruusan crystal

Ruusan crystals came from the Mid Rim planet of the same name. While not directly affecting a lightsaber's effectiveness, they aided a Jedi in focusing the Force. Ruusan crystals were lost after the Ruusan Reformation.
==Appearances==
*Star Wars: Knights of the Old Republic II: The Sith Lords
*Star Wars: The Old Republic: Shadow of Revan
*Darth Bane: Path of Destruction 
*Star Wars: The Force Unleashed
*Star Wars: The Force Unleashed II 
==Sources==
*Star Wars: Knights of the Old Republic II: The Sith Lords: Prima Official Game Guide
Category:Lightsaber crystals