To enter the ancient city and open the passage leading to the end of the ancient road, one had to pass the test of this will projection and prove that one's mastery and understanding of the Yin-Yang Great Dao had reached a sufficient level.
For the Ancient Star Road to possess such a stable spacetime structure, there must have been an Ancient Immortal Emperor proficient in the Great Dao of Space who had lent a hand.
Such a trial was an impassable chasm to ordinary Quasi-Immortal Emperors. Even Blazing Sun and Mysterious Yin, who each controlled one aspect of the Yin-Yang Great Dao, might not have been able to pass.
But to Bai Ye, it posed no difficulty at all.
After comprehending the Yin-Yang Dao Seal for a hundred years in the Secret Realm, his understanding of the Yin-Yang Great Dao had long since surpassed that of ordinary Ancient Immortal Emperors.
He could even initially fuse the Slaughter Great Dao with the Yin-Yang Great Dao, evolving an even more terrifying combat prowess!
This was the terrifying effect of Ten Thousand Times Comprehension!
With a flicker of his figure, Bai Ye stepped straight into the Chaos Mist.
The moment the surrounding dual suppression of yin-yang and space touched his body, it was instantly assimilated by the Yin-Yang Dao Charm circulating within him. Not only could it no longer bind him in the slightest, it instead became nourishment for his Dao Foundation.
In a mere few breaths, he had already arrived beneath the gates of Yin-Yang Ancient City.
The moment he steadied himself, the Yin-Yang Fish Totem atop the city wall suddenly began spinning faster. A dignified, ancient will projection slowly emerged.
This projection was entirely condensed from black-and-white Dao Principles. Its face could not be seen, yet it radiated the Immortal