The siphoned energies would sustain the Highborne's magic, allowing those within the walls of Eldre'Thalas to feed their endless and growing magical pangs.$B$BThousands of years passed and the power required to keep Immol'thar imprisoned while sustaining life within Eldre'Thalas, began to shift. The cost to keep Immol'thar bound grew to overshadow the rate at which energy could be siphoned and distributed. The once net gain turned to loss.