Hongjun Daozu used the incomplete Pangu Battle Art to create a cultivation technique called the Nine Revolutions Mysterious Technique.
The Nine Revolutions Mysterious Technique tempered the physical body externally, forging it to the hardness of an Innate Treasure.
At the same time, the Nine Revolutions Mysterious Technique came with two divine abilities: the Thirty-Six Transformations of the Heavenly Dipper and the Seventy-Two Transformations of the Earthly Fiends.
However, the requirements for cultivating the Nine Revolutions Mysterious Technique were exceedingly harsh.
Even now, among the disciples of the Three Sects, only Yu Ding Zhenren met the requirements to cultivate the Nine Revolutions Mysterious Technique.
Even so, Yu Ding Zhenren had failed to cultivate it to completion. He had only reached the fourth revolution and mastered part of the Thirty-Six Transformations of the Heavenly Dipper.
The Seventy-Two Transformations of the Earthly Fiends could only change one's form, not grant one its essence.
Furthermore, the seventy-two in the Seventy-Two Transformations of the Earthly Fiends was merely an approximate number, not truly seventy-two.
It could even be said that the so-called Seventy-Two Transformations of the Earthly Fiends allowed one to transform into all things under heaven.
The thirty-six transformations of the Thirty-Six Transformations of the Heavenly Dipper, however, truly numbered thirty-six.
Moreover, to master each transformation, one had to obtain a drop of essence blood from the species one wished to transform into.
Once mastered, the transformed form would possess more than merely its appearance.
Even if you transformed into the Ancestral Dragon, you would possess the Ancestral Dragon's combat strength as well.
Of course, that was assuming you could obtain the Ancestral Dragon's essence blood. Otherwise, you could likewise only mimic its form.
Thus, if one cultivated the Thirty-Six Transformations of the Heavenly Dipper without acquiring the essence blood of powerful ancient beasts,