A capstone was the inner crystal of a Sith holocron. Capstones served two purposes within the holocron: first as a power source, and secondly though equally important, to capture the creator's gatekeeper essence within the device. It was part of the Rite of Commencement.
Appearances[]
- Darth Bane: Rule of Two (First appearance)
- Darth Bane: Rule of Two audiobook
Sources[]
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