For Gui Gui, the importance of this secret technique is self-evident.
At this moment, it has already gained some insights into the reproduction of the natives. By combining this secret technique for verification, it can completely expand the spiritual population of the natives, thereby continuously perfecting Hell World, allowing both it and Yingying to simultaneously receive feedback from Hell World.
Yingying can also apply it to enhance the individual power of Judgment Red Shadow.
If each of the ninety-nine Judgment Red Shadows increases its power by several points, its overall strength will greatly enhance.
Thirdly, it's named the "Nine Netherworld Scripture."
It's not a secret technique that can directly increase combat power, but more like a theory, recording the deep insights of the former strongmen of Nine Nether Pavilion regarding life and death, Nether, Hell, and other concepts.
