Xue Tieyi's account differed somewhat from what Master Lan had told Li Yan before. Naturally, that was because many details could not be explained then; it had merely been to let Li Yan understand some of the situation.
However, for the old sect master's grand formation to achieve its intended effect, it had to be powerful enough to contend with Body Fusion cultivators.
Therefore, he needed manpower. The old sect master began making preparations in every aspect, and after nearly three thousand years, he finally gathered all the materials needed for the refinement.
Afterward, he brought five Void Refinement elders from the sect with him into the space beyond the cleft in the mountain, having them assist him in refining and constructing the formation.
At first, everything proceeded quite smoothly. At one point, the extending formation had even reached three hundred li into the cave.
Moreover, the old sect master would emerge at intervals to replenish the necessary materials.
But then, an accident suddenly occurred one day. That day, the area was abruptly shaken by earth and mountains, followed by a string of explosive blasts.
Such explosions had occurred before, though they could only be sensed from the Soul-Suppressing Palace on the front mountain and were not especially intense.
Furthermore, when the old sect master and the others had previously laid down the formation, they had needed to resist those chaotic forces, so similar situations had arisen.
Besides, that deadly place was strictly forbidden to anyone entering at will. Thus, the thunderous noise that day did not draw the sect's attention.
Yet after that incident, the old sect master never appeared in the sect again. Later, when the sect master of that time sensed that something was wrong, he personally hurried into that deadly place to investigate.
However, not long