The sophistication of this formation was at par with the [Tian Xuan Soul Locking Array] that Li Fan had studied in the previous life.
Even with the respectable array mastery that he and Huang Fusong possessed, it took them a long time, and much discussion, to barely understand this formation.
Of course, they only understood it.
As for how the formation works, and how death and life are transmuted, it was somewhat beyond their comprehension.
"The principle of reversing life and death..."
"Could the primary cause of Lan Yu's failure in cultivation and the idea of 'seemingly dead, yet alive' cultivators appearing from the fog, be related to this formation?" Li Fan was enormously shaken, thinking in hardship.
Whereas Huang Fusong kept muttering, "To die is to perish completely, where does the principle of resurrection come from? Unbelievable, unbelievable..."