The World Tree at the center of the Cave World was growing at an astonishing speed.
The branches and leaves extended in all directions while the dome continued to rise higher and higher.
Under such rapid growth, the Spiritual Sea whipped up waves, and the entire world was undergoing a massive transformation.
Jiang Yuan attentively observed the changes within his own body and was very satisfied.
This method of fast cultivation was indeed effective.
For others, such quick cultivation would be of little significance.
Even by killing a Strong One in the Cave Realm for cultivation purposes.
At most, only one to two percent of the Cave essence could be devoured.
The remaining more than ninety percent would eventually return to the heavens and the earth.
Coming from the world, and after death, to return to the world.
However, for him, it was completely different.