Death Creature Processing Plant! Ancient Space Runes at Great Success! Ninth-Rank Space Origin!

Wang Teng stroked his chin and fell into thought.

The Deathly Demon Soul Secret Technique and the White Bone Demon Prison Soul Secret Technique were both extremely powerful Soul Secret Techniques.

The former was Upper Demon Venerable Level, while the latter had reached the God Level.

Secret techniques of this level were rarely seen.

Their ability to control soul-type beings could only be described as utterly terrifying.

Wang Teng had experienced this firsthand when he had been trapped within the White Bone Demon Prison Soul Secret Technique.

If he had been controlled by that black water back then, he would have had no choice but to let it manipulate him.

This was no joke. It was simply the truth.

Having already gained insight into the White Bone Demon Prison Soul Secret Technique, Wang Teng naturally understood this very well.

He could not be certain whether the Deathly Demon Soul Secret Technique could control the strange being inside the Black Hole, but the White Bone Demon Prison Soul Secret Technique definitely could.

If Gu Guo Demon God had descended in person rather than sending only a wisp of divine soul, that strange being would probably have been even harder to deal with.

Because it would certainly have been controlled by Gu Guo Demon God.

At this thought, Wang Teng could not help but feel a chill run down his spine.

If that had truly been the case, the terrifying power of the Death Soul Sacrifice would have been deeply unsettling.

They might not have been able to hold out until the end and resolve it successfully.

Fortunately, this combat technique required the sacrifice of one's soul to be used.

That condition was far too harsh. Unless they were forced into a desperate situation, ordinary people would never use it.

After all,