Seeing the horrifying scene inside those chambers, Huang Yehao's expression changed drastically. Even though he had seen the corpses the "engineers" had dragged out of the warships during the dismantling process, there had not been many bodies aboard those 300-meter Light Cruisers, and the scene had been nowhere near as shocking as this.
From the looks of it, those 300-meter Light Cruisers had belonged to other vassal species under the Xilu people, so this technology had not been used extensively on them.
"What... are these people for?" Huang Yehao ground out the question through clenched teeth, almost forcing it out word by word.
There were at least a hundred people in this single chamber alone! With forty chambers here, that meant several thousand people!
The Xilu captain said nothing, clearly not knowing how to explain it. After all, there were quite a few humans in this dreadful, sinful chamber as well.
"They're batteries. Their life energy is extracted and used as power," a Pia'ek person beside them suddenly jumped up and shouted.
"This is no place for a lowborn slave like you to speak!!" A Xilu officer flew into a rage, opened his jaws, and bit down hard on the Pia'ek person's neck, drawing a gush of blood.
Huang Yehao immediately sent the Xilu flying several meters with a punch. Then another Fourth Legion warrior stepped forward, pinned him beneath his foot, and blew his head apart with a single shot!
The remaining Xilu people instantly fell silent.
"These people are our source of energy," the Xilu captain said. Seeing that Huang Yehao seemed ready to hit someone again, he hurriedly added, "This device ensures they feel no pain! It is one of our sacred rituals! Everyone connected to the energy supply is honored!"
Huang Yehao recalled the recoil that