"The killing array is decent, but it activates too slowly and is far too obvious. A surprise attack would have been more appropriate. I can improve it later."
"But balancing lethality and concealment at the same time is quite a difficult problem."
"Forget it, I'll leave it to Zhang Xiao."
"Consider it homework from me, her teacher."
Lu Wu coughed, speaking without the slightest embarrassment. With continuous taps of his fingers, the mindless living dead trapped within the array became the finest test subjects.
In the end, Lu Wu could no longer contain his excitement. He rushed to the grotesquely shaped massive cannon mounted atop the city wall, constantly adjusting it and aiming it at the dozen or so remaining Heavenly Soldiers.
"Do you know how many resources it takes to fire that thing once?"
At last, A Yao could not hold back any longer and spoke.
Lu Wu stiffened, then scratched his head with an awkward laugh as he stepped away from behind the cannon. "Ahem, the mood had built up to this point. It just feels wrong not to fire a shot."
With regret, Lu Wu flew back into the air and looked at the dark-faced little girl. "Sigh, stubbornly refusing to repent."
"God Burying City—why is it called God Burying?"
"Wang, Ancestor may be strong, but when it comes to arrays, I, Lu Wu, can say without the slightest modesty that even the two of them are no match for me."
"In this world, if we speak only of arrays, I, Lu Wu, rank second. Who would dare—"
In a daze, Lu Wu remembered Zhang Xiao's gaunt, pale face and forcibly swallowed the rest of his words.
"Stand down. Today, I won't kill you."
Lu Wu spoke with the bearing of a true master, then turned and