But when cryptic visits from the spirit of Avatar Yangchen lead Aang to a refinery operating on land sacred to the Airbenders--they soon find themselves in peril as a dangerously powerful ancient spirit awakens with vengeance and destruction on its mind!

This omnibus collects The Rift parts 1-3, continuing the long-running official continuation of the hit Nickelodeon animated series Avatar: The Last Airbender!