All of the skeleton's bones—all 206 of them—had turned jade-colored. Not only had the bones become tougher, but they could also be controlled directly through spiritual power, allowing the skeleton to fight without becoming a burden.
However, the skeleton was ultimately made of bones. After being washed by spiritual power, it had become a conductor for Spiritual Energy. Yet because it had no flesh or blood, only bones, the consumption of spiritual power was relatively high.
What left him most speechless was that the skeleton's overall strength could at most reach the middle stage of the Foundation Establishment Realm. To improve it, he could only rely on other methods, and even then, the improvement would only be temporary. Once the time limit passed, it would still return to its original mid-stage Foundation Establishment Realm strength.
Furthermore, over extended periods, he could not continuously control the skeleton with spiritual power. He could only use a storage method, placing his Spiritual Body deep within the skeleton's brow. This ensured that the Spiritual Body would not deteriorate and allowed the absorbed spiritual power to sustain its existence.
Originally, entering seclusion within the Life and Death Xuan Guan had been a means of breaking through his current level of strength. Yet unexpectedly, he had failed. Still unwilling to accept it after his failure, he could only watch his physical body gradually die, then use a special method to separate his soul and continue existing as a Spiritual Body.
But the Spiritual Body possessed little power and could only remain within this Life and Death Xuan Guan, unable to open it and leave.
Thus, he could only use a secret technique, repeatedly washing his skeletal body with spiritual power to strengthen the bones, so that he could control the skeleton and eventually leave.
Unfortunately, having