C2283 A Very Humane Rule
To Liu Lei, there was only one way to create a Artificial Evil in the Evil Cultivator that piqued his interest.
Since the method to create the Artificial Evil was already in his hands, he memorized it all.
Then this Evil Cultivator Lair would be worthless in his eyes, he could destroy it at any time.
If not for Guo Leeshi wanting to search once more