Abyss Forbidden Zone First Layer.
Every layer of the Abyss Forbidden Zone was immensely vast.
To understand each layer of the Abyss Forbidden Zone, one had to fuse with an Abyss Token.
With an Abyss Token, one could fuse with it and thereby grasp every movement within each layer of the Abyss Forbidden Zone, making it easier to vie for rare treasures.
But Zhang Su had no need for that.
He strolled through the first layer of the Abyss Forbidden Zone.
What he sought was neither rare treasures nor precious artifacts, but the Abyssal Lifeforms of the Abyss Forbidden Zone First Layer.
Those Abyssal Monsters.
The strange beasts of the abyss were also known as Abyssal Monsters.
Or Abyssal Lifeforms.
Every one of these Abyssal Lifeforms looked ferocious and ugly, their entire bodies radiating dense abyssal aura. They were completely different from the lifeforms of the universe.
The Abyss Forbidden Zone was also exceedingly peculiar, utterly out of place with the universe.
Many cultivators had once suspected that the Abyss Forbidden Zone was an "outsider," something that had come to the Ancient God Universe from Chaos.
Zhang Su had once thought so as well.
But as Zhang Su strolled through the first layer of the Abyss Forbidden Zone and carefully sensed it, he came to a different conclusion.
The Abyss Forbidden Zone should not have been an outsider.
It was a product of the Ancient God Universe itself.
It was simply somewhat special.
The Ancient God Universe could actually be divided into three places.
The universe, the Immortal Road, and the Abyss Forbidden Zone.
The Immortal Road was the true outsider.
The universe and the Abyss Forbidden Zone were indeed utterly opposite, yet they were like two sides of a mirror.
The universe was the front, while the Abyss Forbidden