The secret of the black stones was even greater than imagined. They could process souls into pure soul bodies, then further process them into primordial soul bodies.
When incomplete artifact spirits escaped, they became things like Blood Puppets, nuisances that even Great Powers found troublesome.
"I did obtain several black stones with restrictions on them—some rather unusual ones. They can process souls into pure soul bodies, and even turn pure soul bodies into primordial soul bodies.
"These primordial soul bodies are quite suitable for refining puppets. Other than that, they have no other use.
"Xuanyuan, you are widely traveled and well-informed. Do you know what this thing is for?
"A treasure that both the Nine Great Immortal Lords and Heavenly Demons fought over cannot possibly exist just to process soul bodies for puppet refining, can it?"
Xuanyuan shook his head. "Our race excels at hiding and has always been unwilling to take risks.
"My forebears and I have seen quite a few of those restricted black stones, but we never tried to seize them.
"The black stones we obtained were only a few small fragments, all without restrictions.
"This treasure was refined by an Immortal Lord. It must be exceedingly complex and covered in countless restrictions.
"With only a few restrictions in hand, it is difficult to infer the purpose of the entire treasure."
Wang Daoyuan nodded. "Since that is the case, I will not waste effort puzzling over it.
"If I get the chance later, I will gather more black stones. Perhaps then I can uncover this secret.
"I came to this Immortal Realm Fragment primarily to break through to the Mahayana Realm.
"Now that I have broken through, I want to find some useful treasures.
"Your Sky Peeking Mystic Tortoise race is native to this place. You should