"Li Xiao..." Tu Lishan signaled for Li Xiao to attack the bunker's outer wall before them.
Li Xiao struck out with his palm, and howling Astral Qi roared like cannon fire as it slammed viciously into the wall.
Yet not only did the outer wall remain utterly still, Li Xiao was instead hit by an intense rebounding force. He staggered back several steps, staring at the bunker wall in shock.
Li Xiao exclaimed, "After taking so many blows, it's still this sturdy? What material is this?"
"This is Zhang Yu's digestive waste." Tu Lishan pointed at the entire bunker before them and said with feeling, "Most of the building materials in this whole bunker are his digestive waste!"
As he spoke, he pointed to a small patch of uneven ridges along the inner side of the wall. "Look. These are Zhang Yu's stomach folds, the marks left behind after his stomach violently compressed the materials during processing. These are his digestive traces!"
"Besides using Astral Qi in construction, Zhang Yu's physical body repeatedly tempered the building materials within the high-temperature, high-pressure environment of his body!"
"He stripped away the impurities in the materials, leaving behind the essence that was hardest to digest. That formed high-strength materials, which he used to build the house!"
"And he kept digesting continuously for a full three hours!"
Gongshu Jin was immensely astonished upon hearing this. Recalling the appetite Zhang Yu had displayed at the gathering earlier, he thought to himself, Zhang Yu's digestive ability is even more terrifying than I estimated. He can actually do something like this?
Elsewhere, Li Xiao's heart jolted, and then he was utterly aghast. "The building materials used for this bunker were shat out by Zhang Yu? He was constructing it while shitting for three whole hours?"
Elsewhere, Director