Judging from the experience of the four six-winged "Dark Spirit Demon Bats," these three passageways should have been the formation core of the restricted area.
They recalled that powerful clansman who had once madly dismantled the cave residence's restrictions, and for a moment, they hesitated over whether to truly break the restrictions and enter to investigate.
But that hesitation did not last long. Compared to the lives of their clansmen, they had no other choice.
Thus, they decided to have one six-winged "Dark Spirit Demon Bat" break the restrictions. If anything went wrong, at least they would not all be wiped out.
The six-winged "Dark Spirit Demon Bat" who broke the passageway's restrictions was Meng Zhiyuan's master, the strongest among them.
After spending eight months, he truly broke through the restrictions on one passageway, and nothing happened.
Once they entered safely, they finally discovered supreme-grade spirit stones piled within the formation core like small mountains.
The sheer number of supreme-grade spirit stones left the four six-winged "Dark Spirit Demon Bats" so stunned that, for half a day, they could do nothing but suck in cold breaths.
They had never seen so many supreme-grade spirit stones in all their lives. If their clan possessed them, they believed they could forcibly pile up a Spirit Transformation expert.
What disappointed them was that most of those supreme-grade spirit stones had already grown dim and dull, as though covered by a layer of deathly aura.
Only around thirty percent of the supreme-grade spirit stones still glimmered, but it was obvious that nearly half the spiritual energy within had already been lost.
Even so, although much of the spiritual energy within that thirty percent of supreme-grade spirit stones had vanished, the rich spiritual energy still stirred boundless greed in cultivators.
With that spiritual energy, if