Star Wars’ New Lightsaber Weakness Explained: What Is Cortosis Ore?

Warning! This article contains SPOILERS for Star Wars: The Acolyte episode 5. Summary Cortosis, a rare Star Wars material, makes its live-action debut in The Acolyte, blocking and shorting out lightsaber blades. Cortosis has a long history in Star Wars, originating in the Legends continuity and appearing in novels, comics, and games. The metal’s rarity, … Read more