Since he had already thought everything through and made preparations, Pei Ling soon finished setting up a complex yet sturdy formation.
In the underground space, the Killing Intent rapidly dwindled, fast enough for the naked eye to detect.
As the spirit stones were swiftly consumed, the spiritual energy here gradually increased.
This was the Vacuum Spirit Transformation Great Array from the Holy Son Inheritance. It could convert Yin Qi, Death Qi, corpse qi, Killing Intent... all of it into spiritual energy for cultivators to use in their cultivation.
However, this kind of formation consumed an enormous quantity of spirit stones.
Anyone without deep pockets simply couldn't afford such an expense.
The Holy Son Inheritance of the Chongming Sect contained many similar formations and techniques. Their effects were astonishing and they were highly adaptable, but they all shared one problem: they came at the cost of vast resources.
That was also why the Sacred Sect had always seemed so insatiable to outsiders, as though any problem could be solved with spirit stones. After all, high-level inheritances required far too many resources and spirit stones...
Once the formation was complete, Pei Ling cultivated on his own for a while. When he found nothing amiss, he immediately decided to try having the system take over a Deity Transformation Realm spell.
At present, whenever he had the system take over cultivation of a technique, it took several days. And now that his Magic Robe could no longer interrupt the system's takeover, anything going wrong would make the situation extremely troublesome.
Spells were different. The first time the system took over, it would simply learn the spell and then finish cultivating it. It took far less time than cultivating a technique, and if anything unexpected happened, he could respond in time.
So Pei Ling opened