Zhang Yu and the other two had been ordered to hold back the upper-realm evil god. They immediately took hold of the Clear Vault Aura and released it.
This matter was actually rather simple, because they did not need to do anything specific, nor did they need to manipulate the aura directly. They only had to act according to the arrangements of the five Chief Regents.
The more they wielded the Clear Vault Aura, the more clearly they understood that they were merely tools pushing this aura forward, not its true masters.
This treasure ultimately did not belong to them. Zhang Yu felt that if the five Chief Regents wished to withdraw the aura, the authority in their hands would be of no use whatsoever.
At this moment, he compared it with the Mystic Chaos Cicada. If he used this treasure now, it could likewise contend against the upper-realm evil god. After all, it was a supreme power. Though its foundation still fell short of the Clear Firmament Ark, this treasure could in truth accomplish everything the Clear Vault Aura could.
Yet in this exchange, he could easily sense that the upper-realm evil god's aura was distinctly more powerful than before. This was likely because it had devoured the innate aura.
At that moment, as if sensing his gaze, the upper-realm evil god sent a thread of aura toward him.
Zhang Yu discovered that this was probably the upper-realm evil god greeting him. After all, they had already exchanged friendly greetings several times. But aside from someone like him, who often questioned the Great Chaos, others might not necessarily be able to withstand the defilement of such an aura.
Moreover, within it, he saw that the upper-realm evil god had conveyed certain things. After brushing aside the impurities, he could