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Warning: The following contains spoilers forThe Acolyte episode 5!

Turn back now if you’re not up to date on the Star Wars show!

Lee Jung-jae as Master Sol in The Acolyte

In the episode, the Sith Lord is exposed as Manny Jacinto’s Qimir.

During the lightsaber battles that follow, he’s repeatedly able to turn off the weapons entirely.

It seems his helmet and parts of his outfit are made from the metal cortosis.

Disney+

Cortosis was introduced in Legends, and it makes lightsabers short circuit on impact.

It’s also appeared in canon before, first mentioned in the Star Wars Rebels novel A New Dawn.

The Acolyte continues weekly onDisneyPlus.

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