Chapter 657: The Site of Great Dragon Venerable's Passing

"Yes, Demon God Lord," all the strong ones of the Ancient Corpse Demon clan responded respectfully.

The Ancient Demon God nodded, then led tens of thousands of Ancient Corpse Demons into the Ancient Sword Ruins.

And while Yang Xiaotian was practicing the Heavenly Beast Sword Technique and the Swallowing Sun Sword Technique on the flying ship, he was also studying the half-meter long charred tree root that he had acquired on Poison Fog Island.

These days, he had been continuously studying the charred tree root.

However, no matter what method he used, the charred tree root showed no response.

Whether he infused it with Primordial Universe Holy Force or watered it with Ninefold Heavenly Tribulation Thunder Water, it was useless.

He even tried to stimulate it with the power of the Eternal Divine Body and the Primordial Heaven Destiny God Body, but still, there was no reaction.

What kind of tree's root could this charred tree root be?