Object
Metebelis Crystal
A violet crystal from Metebelis with hypnotic properties, used in a confrontation with Lethbridge-Stewart and Yates in 'The Green Death Part 5'
41 appearances
Purpose
To neutralize immediate threats by inducing compliance through hypnotic influence, functioning as a subjugation device rather than a pure weapon.
Significance
This crystal serves as a plot pivot—its sudden appearance turns Yates from a lethal opponent into a collapsing subordinate, revealing BOSS’s hold was reversible. It establishes the Doctor’s unexpected leverage in the rebellion’s final moments and reinforces his unconventional methods.
Appearances in the Narrative
When this object appears and how it's used