The power of this thing went without saying. Without special means, even a Dou Zun expert would probably have suffered badly just now.
What Xiao Heng thought of, however, was the Soul Hall. Many of the Soul Hall's methods involved souls, and this thing was extremely effective at countering them.
Even setting that aside, Soul Devouring Worms were rare treasures to begin with.
As for the crystal beneath the Worm Mother, that was something even more extraordinary: a Soul Crystal. It could only form under extremely special circumstances. It could be understood as a Spirit Stone for the soul, but its value far exceeded that of a Spirit Stone.
A piece the size of a fingernail would already fetch an astronomical price. This one was nearly the size of an infant's fist; if he found the right buyer, he might even be able to trade it for a Heavenly Rank Combat Skill.
"What a wonderful day! What a wonderful day! Today really is a wonderful day...!" The corners of Xiao Heng's mouth rose uncontrollably as he softly hummed a tune.
Carefully picking up the Worm Mother, Xiao Heng could sense the powerful soul force within it, comparable to the Spirit Realm. It was also exceptionally pure. It was a pity that this thing was not very intelligent; otherwise, it would have been even more terrifying.
After placing the Worm Mother into the space where he could store living creatures, Xiao Heng picked up the child-fist-sized Soul Crystal. A wisp of white vapor drifted out and was absorbed into his body.
In an instant, Xiao Heng's mind trembled violently. Several breaths later, he stared at the Soul Crystal with excitement. Just a trace of its energy was enough to equal ten days of his hard cultivation. If he devoured it all,