Life-Saving Item. Jiang Ning put away his phone. Thinking of Xue Yuantong's face, a smile could not help appearing at the corner of his lips.
Just now, aided by the surging spiritual energy of heaven and earth, he had broken through to Qi Refining Layer 4 in one powerful surge.
The eye-catching green pillars of light and the wheel vanished.
It had taken a little less time than he had expected.
Feeling the abundant Spiritual Energy within him, Jiang Ning was quite satisfied. The rewards brought by Qi Refining Layer 4 were exceedingly generous.
As a dividing line within the Qi Refining Stage, breaking through to Qi Refining Layer 4 greatly enhanced Mana, Spiritual Sense, the five senses, and physical constitution.
Based on Jiang Ning's past experience, the Mana of Qi Refining Layer 4 allowed him to perform even more Secret Arts.
Especially the Aura Observation Art.
It was a Spell Jiang Ning valued immensely.
Aura observation—one could observe the vital auras of all things under heaven. This was originally a Spell only those in the Foundation Establishment Realm could master.
However, with the support of a Spirit Gathering Array, one could use the cultivation of Qi Refining Layer 4 to perform the Aura Observation Art and observe the auras of spiritual objects throughout the world.
There were countless spiritual objects born from heaven and earth. Some might very well exist in the Current Realm, such as Void Crystal Silk, an object spawned by space itself.
A single strand of Void Crystal Silk was enough to refine a Storage Ring.
Before reaching the Foundation Establishment Realm, without a qualitative transformation in Mana and Spiritual Sense, one could not even see Void Crystal Silk, much less harvest it.
Even ordinary Foundation Establishment Realm cultivators could not collect it. But Jiang Ning's