With Sixth-order Yin Yang Energies tempering him, his body's capacity to bear Essence, Qi, and Spirit grew ever stronger.
As his Essence, Qi, and Spirit strengthened, the Yin Yang Energies within his Nascent Soul gradually diminished.
Once both were completely exhausted, Wang Daoyuan once more drew a portion of Yin Energy and Yang Energy from the horn and the Golden Crow Down Feather.
After merging them into his Nascent Soul, he continued circulating them through his Inner Meridians.
As for tempering the Nascent Soul, there was no telling how far one could temper it. It depended entirely on the will of Heaven.
From the moment cultivators opened their Purple Palace and began coming into contact with laws, they had already drawn the attention of the Heavenly Dao.
When breaking through to Spirit Transformation, they would inevitably be noticed by the Heavenly Dao.
Once their Essence, Qi, and Spirit surpassed the limit permitted by the Heavenly Dao, heavenly tribulation would descend. Nascent Soul peak cultivators used that tribulation to break through to Spirit Transformation.
This limit was not fixed. Everyone's talent differed, and so did their limit.
Naturally, the amount of Sixth-order Yin Energy and Yang Energy consumed during the tempering process also varied.
When heavenly tribulation descended, the stronger the Nascent Soul, the greater the benefits gained.
After breaking through to Spirit Transformation, one's strength would also become more formidable.
As long as one had prepared enough Sixth-order Yin Yang Energies, one would only wish for the heavenly tribulation to arrive later.
After Wang Daoyuan remained on the small island for a year, a black cloud finally appeared in the sky.
The spiritual power within the cloud was extraordinarily violent, accompanied by powerful fluctuations of Law Power.
The moment the black cloud appeared, it began greedily absorbing spiritual energy and