Heart Refining: How to maximize the development and use of the power of the supreme treasure formed from his previous-life body had clearly become the foremost priority for Yu Bing in this life.
Perhaps out of wariness toward the Immortal Path Sect and concern for his own fate, for hundreds and even thousands of years in succession, Yu Bing had brushed aside every trifling matter related to the sect's Holy Son and Army Commander.
He had not taken a single step outside this Grotto Mansion, nor had he spared even the slightest attention for his own cultivation.
Under Chu Mu's day-after-day observation, Yu Bing of this life and the Profound Heaven Spirit Sword formed from the previous-life Yu Bing had clearly grown ever more seamlessly united.
The power of the Profound Heaven Supreme Treasure was almost flawlessly wielded by Yu Bing, whose cultivation was merely at the Body Integration Realm.
At this time, although Yu Bing possessed only Body Integration Realm cultivation, it would not be an exaggeration to say that, relying on the power of the Profound Heaven Supreme Treasure, even a Great Ascension mighty cultivator would likely be no match for him.
Yet such power clearly could not grant Yu Bing the slightest sense of security.
After all, in his previous life, Yu Bing's mighty power at Great Ascension Completion had likewise left him without even the slightest ability to resist.
In this life, even if he possessed mighty power capable of rivaling Great Ascension cultivators, beneath that colossal palm that blotted out the sky and covered the earth, he would still be no different from an ant.
Perhaps he had also realized this point, for Yu Bing's focus gradually shifted to his own Rule Path.
However, regarding the cultivation of this life, he made a decision that