Chen Fei looked inward to observe his own changes. Without refining any Great Dao Stones, his elemental power and soul had begun to change again.
The change in his elemental power was not obvious; it was only a slight adjustment. But his soul, both in quantity and quality, was now growing at an extremely rapid speed.
Chen Fei waved his hand, and the Time Rule within the Ruin Realm enveloped the area.
A moment later, the surrounding Time Rule dispersed, and Chen Fei had already begun refining Great Dao Stones and Spiritual Materials into his elemental power and soul.
The transformation of his soul had already ended just now. Compared to when he had only just broken through, because of the Wind Void Sword Canon, the strength of Chen Fei's soul had increased by more than thirty percent.
And it was not only the strength of his soul that had improved. At this moment, outside his soul, there was also a layer of radiant barrier enveloping it.
This barrier was precisely the unique soul defense of the Wind Void Sword Canon. Not only could it defend against soul attacks from other Realm Lords, it also had a powerful suppressive effect on that warped madness within the Heaven and Earth Essence Qi.
Soul-type Restrictive Techniques should be the most difficult kind to cultivate among all Restrictive Techniques. From Lu Yilin's memory fragments, he had learned that after cultivating for so many years, Lu Yilin's soul strength was only a little over ten percent stronger than others of the same rank.
But even so, Lu Yilin's spiritual perception had already been extremely sharp, and she had never once worried that she would undergo a mutation.
Relying on the power of the Panel, Chen Fei had forcibly crossed the cultivation difficulty of this