At that moment, the Demon Emperor understood as well: the key lay in that aura.
Only by truly eliminating that strange aura could he resolve the trouble before him.
But how could he destroy it?
The Demon Emperor watched as it gathered another strange monster together.
The monster gave another screech and charged at him.
Clearly, it had no fear of the Demon Emperor's attacks.
This time, the Demon Emperor did not kill it. Instead, he used primordial purple qi to create a barrier, trapping the monster firmly inside.
He felt that the monster was probably making use of the surrounding Soul Devourers.
If it was taken far away from the Soul Devourers, its capabilities would be greatly diminished.
Most importantly, he could crush and destroy this strange Soul Devourer outright, leaving that wisp of aura nowhere to escape.
The Demon Emperor controlled it, pulling it away from the swarm of Soul Devourers and bringing it to the rear of the battlefield.
He began compressing the barrier, destroying the Soul Devourer Composite bit by bit.
At that moment, the wisp of aura emerged again. This time, however, it was trapped inside a square box with nowhere to escape.
It screeched and wailed incessantly like a living creature. The Demon Emperor could even hear its terrifying screeches piercing his soul.
As the Demon Emperor slowly compressed it, the aura sensed despair as well.
In the end, the Demon Emperor compressed it into something exceedingly tiny.
Even with the Demon Emperor's eyesight, he could barely make out a speck.
Despite being compressed to such a state, the Demon Emperor could still sense the thing writhing. Its vitality was remarkably tenacious.
After careful consideration, the Demon Emperor injected another wisp of primordial purple qi, then detonated it.
The explosive energy of the primordial