Three days later, after many tests, the zombies were chosen to be sacrificed due to their pure evil energy.
They could sacrifice themselves at the altar!
The Son of the Netherworld laughed so hard that he slid around the cave.
"Haha! Am I not f*cking invincible this time?"
In the following month, the Son of the Netherworld controlled thirty zombies daily, secretly infecting food and water with a death aura.
Soon, the death aura hid in every sacrificial demon, and it was more than one wisp.
There were more than a hundred wisps!
Every sacrificial offering had a death aura wrapped around its body and was not easy to detect.
Even though there were all sorts of strict inspections every day, they didn't reveal the slightest bit of loophole.
The higher-ups only felt that these demons were about to die, so they were shrouded by bad luck. They didn't feel anything unusual.
...