And if it ever comes to that point, even if the Beastman Tribe continues to exist, when their High Levels become riddled with corruption, Zhou Tian believes the survival of such a force would certainly not be what he wishes to see. He would rather have it destroyed than to let such a power shame him by its continued existence.
Thus, although for different reasons, even at the moment of Zhou Tian's departure, he still showed no intent of unifying the Main Plane. In his final arrangements, Zhou Tian not only did not help the Beastman Tribe unify the Main Plane but instead limited their strength.
