Of course, Yang Chen also knew that it would not be easy to crack this undead ghostly Qi in a short time. If the set of materials he had currently simulated did not work, he could try again with other materials.
Thus, Yang Chen racked his brains, pondering according to his own line of thought until he came up with a feasible set of materials. Then he called the two female cultivators over and had them prepare the materials.
The two female cultivators hurried off to prepare them. In less than half a day, they had found and brought back the materials for him.
Having obtained the materials, Yang Chen entered his state of research once again.
Unfortunately, he still failed.
Yang Chen frowned and switched to another set of materials before continuing his attempts.
In this manner, he changed materials a full six times. The two female cultivators were run ragged, and even Yang Chen himself felt somewhat embarrassed.
Gradually, Yang Chen began to realize something.
After trying six different sets of materials in a row with no results, it was clear that the cause of failure had nothing to do with the materials.
The key should lie in something else...
What could it be?
Even Yang Chen could not say.
For the time being, he had named the item in his mind Underworld-Breaking Sand. His concept was that with a light puff, this sand could completely melt away and dispel the undead ghostly Qi.
Yet according to his calculations, the effect he could produce would make it difficult to destroy the eighteen thousand extremely yang living spirits within this undead ghostly Qi.
"What exactly am I missing...?"
Yang Chen was utterly at a loss.
As he thought carefully, something suddenly occurred to him.
"Right, how could I have