Some Emperors with extraordinary talents could achieve it, and Shang, when he was a tier 5 Emperor, elevated his mental power to the point of unity with heaven and earth.
For Jian Wushuang to advance to the cultivation realm of Dao Lord, it was even more troublesome than breaking through the black hole Realm.
Between the two, only the possibility of theoretical breakthroughs existed.
At least there was a theoretical basis.
After reaching the ninth level of the Extreme Dao, he discovered that the power of All Things had already undergone a transformation.
To dilute and integrate this transformation, he had to collect the essence of All Things to stop this change.
In theory, this was a good thing, as there would be improvement after the transformation. However, he had not yet integrated with the Dao, and premature transformation would make it impossible for him to Dao Merge.