——That immortal formation was set up by the progenitor of Qiongguan Mountain, the direct disciple of Fenghou, to ensure that the Tao Furnace Realm would not be invaded by any external souls.
After all, during times of war in the world, it often happens that powerful beings invade another world with their True Spirit, skillfully planning and finally achieving certain results.
The founders of the various sects in the Tao Furnace Realm also know this dharma method.
Many times, the sects in the Tao Furnace Realm use this dharma method to enter other worlds, paving the way for expansion and the propagation of their teachings.
Being one of the best in this area, it is natural to worry about being invaded by outsiders, especially because, as far as the Tao Furnace Realm knows and has encountered, there are several potent forces.
