The Brain-Devouring Demon was a strange, soft-bodied marine beast that could burrow into the brains of humans and beasts through their eyes, nostrils, or ears, surviving by consuming their brains.
They appeared only in the deepest oceans. Their bodies were soft, and even if chopped into several pieces, they could quickly reconnect themselves. Apart from being burned by fierce flames, they feared almost no attacks. And with them living deep in the ocean, it was far from easy for ordinary people to hurt them with fire.
As far as Han Shuo knew, this rare and unusual beast had many uses. As a medicinal ingredient, it could be refined into Wisdom-Enhancing Pills; applied externally, it could reconnect severed limbs. With the Demonic Cultivation Art and a few special materials, it could also be refined into a sound-based Demonic Artifact capable of shattering the brains of humans and beasts.
Of course, its most miraculous property was its ability to repair the brain domains of humans and beasts. Perhaps because the Brain-Devouring Demon consumed their brains, its body had an extraordinary ability to repair the human brain. For a Demonic Cultivator like Han Shuo, its miraculous properties made it entirely possible to recreate a brain domain exactly like his own, modeled on his existing one. That way, even if his head was shattered in a major battle, as long as his divine sense remained intact, he could replace it with a brain domain refined from a Brain-Devouring Demon and continue living freely and happily.
In rebuilding Gilbert's physical body, refining his brain domain anew had been Han Shuo's greatest headache. Brain-Devouring Demons were rare beasts that could only be encountered by chance, not sought out. Han Shuo had never imagined he could obtain one and had even prepared to use other materials to