Phrik

'Phrik was a metallic compound that was nearly indestructible. Darth Sidious's lightsabers, created by Darth Sidious during his apprenticeship under Darth Plagueis, were made from phrik.

Appearances

 * (Illusion to Yoda)
 * Star Wars: Episode III Revenge of the Sith
 * (Illusion to Yoda)
 * Star Wars: Episode III Revenge of the Sith