Although the strength of these eight Void Refining Spirit Puppets was still only at the early Void Refinement Stage.
Their numbers had already doubled.
Moreover, aside from the increased number of Void Refining Spirit Puppets.
The strength of He Song's other puppets had also undergone a tremendous increase as time passed.
However, such a tremendous increase had not come without a price.
That price was this.
In the present-day Serene Valley.
Other than a portion of resources reserved for daily operations.
Nearly all other resources had been completely depleted.
Most of these resources had been spent on increasing the strength of the puppets under He Song's command.
As for the remainder, it had been used to purchase treasures that would allow He Song to break through to the Void Refining Realm.
Many years ago, He Song had already directed the puppets under his command to search for treasures that could allow Nascent Soul cultivators to break through into the Void Refinement Realm.
Now, after all these years, the many puppets under He Song's command had naturally long since arranged everything properly.
For Nascent Soul cultivators to break through into the Void Refinement Realm, they likewise needed the aid of secret arts, along with spirit pills to preserve their lives.
There was not much difference between this and Nascent Soul Cultivators breaking through into Spirit Transformation.
However, the secret art needed to break through into the Void Refinement Realm was no longer a Primordial Spirit secret art.
It was a Void Refining secret art.
According to He Song's understanding, this Void Refining secret art was actually a method for merging a cultivator's Primordial Spirit with their physical body.
As long as one could successfully merge the cultivator's Primordial Spirit with their physical body, one could successfully break through into the Void