Guang Chengzi had merely blocked off Northern Darkness, but after only a hundred thousand years, the Northern Primordial World was still invaded by Innate Cold Qi, and the land gradually began to freeze over.
The Water Essence Tribulation was underway. Water qi was invading, and it was now in its initial eruption stage!
All living beings upon the land began undergoing tribulation. This was a Humanity Dao tribulation spanning the era of the Five Emperors of the human race, one that would last an incomparably long time.
At the same time, the Dragon Clan began to move. At the convergence of the Primordial Four Seas, a Dragon Gate, entirely dark yellow and stretching across heaven and earth, suddenly appeared.
"Boom—!"
Rolling Water Essence Qi coiled around the Dragon Gate, echoing the restless water essence of Northern Darkness. The tides of the Four Seas surged backward, while the laws of water throughout heaven and earth trembled and hummed.
The Dragon Gate was a treasure forged by the Dragon Clan with the strength of its entire race. Construction had begun in the Ancient Era, and after being tempered and refined throughout an entire Upper Ancient Era, it was finally completed in the Middle Ancient Era.
This was also the second top-tier Houtian Spiritual Treasure in the Primordial World.
The first top-tier Houtian Spiritual Treasure was the Human Emperor Heroic Spirit Sword, forged jointly by the Heavenly Emperor and Nuwa. Even now, the Human Emperor Heroic Spirit Sword was still coolly giving off black qi.
The instant the Dragon Gate appeared, the minds of all Grand Unity Experts shook violently. They all clearly understood that Ancestor Dragon was on the verge of attaining the Dao!
At that moment, Ancestor Dragon personally led Candle Dragon, Heavenly Dragon, and the others straight toward Grand Unity