Kujata (Final Fantasy XIII)

The Sanctum Fal'Cie, Kujata, is tasked with providing Cocoon the power its urban population demands. From the plant at Euride Gorge, it sates the voracious energy appetites of the surrounding cities.

Story
Eight days before the Purge, Kujata detected a Pulse L'Cie presence near the plant and took defensive action. Hoping to use a human instrument to search out the L'cie, Kujata used Sazh Katzroy's son, Dajh, who had wandered into the plant, turned the boy into a Sanctum L'Cie.