Over the years, it had devoured countless Chaos God-Demons.
At the thought of this, the faces of the Primordial World's inhabitants grew grim.
Were there really still so many Chaos God-Demons in the Primordial Chaos World?
Could even the mighty Heavenly Machine Tower feel such immense pressure?
By now, the inhabitants of the Primordial World knew that the Heavenly Machine Tower had been secretly protecting the world all these years.
In ancient times, countless Chaos God-Demons had coveted the Primordial World.
They had all wanted to claim it for themselves.
However, most of the Chaos God-Demons who came swarming in had been slain by Pangu.
The few Chaos God-Demons who remained had, over the years, died, been crippled, or vanished.
Only Hongjun had successfully merged with the Heavenly Dao and become Heavenly Dao Hongjun.
He could be considered the victor among all the Chaos God-Demons.
After that, no more Chaos God-Demons came pouring into the Primordial World.
They had originally thought that every god and demon in the chaos had been slain.
Now, it was clear that this was not the case.
The reason no more Chaos God-Demons had entered the Primordial World all these years
was, in fact, mainly thanks to the Heavenly Machine Tower's protection.
To put it plainly, it was thanks to Changkong Daoist's protection.
Everyone in the Primordial World knew that Changkong Daoist's Heavenly Machine Tower had joined forces with many powerful beings to keep all the Chaos God-Demons isolated beyond the Primordial World, layer by layer.
At the outermost layer was the World Tree, the first line of defense.
The second line of defense was Tongtian Jianmu.
Half of Tongtian Jianmu stood in the Primordial World, and half in the chaos.
It was perfectly suited to serve as the second line of defense.
The third