Becoming a Celestial Immortal hadn't been particularly difficult for Li Yang.
He had already been at the peak of the Celestial Immortal Realm. To raise his cultivation to the Celestial Immortal level, all he needed was to convert enough spiritual energy into immortal power and let his body undergo sufficient transformation.
After he resumed cultivating the Nine-Turn Immortal Physique Art, his body had already become comparable to a Low-grade Acquired Spiritual Treasure. That meant that while his body would improve somewhat as he advanced from Origin Immortal to Celestial Immortal, the overall transformation wouldn't be significant.
In the blink of an eye, nine years passed.
That day, spiritual energy surged within the Shelter Grotto-Heaven. Vast waves of spiritual energy rushed out from the Core Planet in every direction, each wave swelling higher than the last.
The terrifying storm of spiritual energy seemed ready to rip the Grotto-Heaven apart.
Rumble!
As the spiritual energy shook and thundered, divine light descended from the Circulating Star Dou. Its immense suppressive force instantly subdued the turbulent energy.
On the Core Planet, Li Yang slowly opened his eyes and let out a breath.
"My cultivation has finally caught up with my realm. This Nine-Turn Immortal Physique Art really does consume a tremendous amount of spiritual energy."
Over the past nine years, he had used more than half the spiritual energy converted within the Grotto-Heaven to improve his cultivation, slowing its growth considerably.
However, the planets and stars mainly grew by absorbing Turbid Qi, so their growth hadn't slowed. Their increasing size had simply spread the spiritual energy more thinly.
Li Yang didn't mind. Now that he had finished cultivating, the spiritual energy within the Grotto-Heaven would soon become abundant again.
Feeling the changes in his body, Li Yang slowly raised his right hand and gave