The Yuan Chen Sword Sect's mountain gate formation howled, forming a Sky-Piercing Sword Shadow that cleaved into the cyan-green energy.
"Screech!"
As the cyan-green energy twisted, it seemed to transform into a long worm that roared shrilly at the Yuan Chen Sword Sect, its piercing cry shaking the formation.
"Hiss!"
The Sky-Piercing Sword Shadow sliced straight through the cyan Gu worm. Half its body instantly dissipated, but as the surrounding World Vital Energy gathered, its body immediately returned to normal and surged toward the Yuan Chen Sword Sect once more.
Chen Fei stood in midair, watching the Gu worm's figure as his gaze flickered.
The power of the Mountain Sea Realm contained the mysteries of the Divine Soul. This Gu worm was the same.
The Yuan Chen Sword Sect's formation was no weak force. Even ordinary Peak Joint Aperture Realm experts would be unwilling to take it head-on. Yet this Gu worm had not only withstood it, but continued charging forward afterward as though nothing had happened.
The formation's sword shadows only destroyed the power condensed from vital energy on the Gu worm's surface. Its core was barely affected, and the Gu worm quickly restored itself.
If a Joint Aperture Realm cultivator were surrounded by Aperture Refining Realm cultivators with no path of retreat, they could still be cut down by sheer numerical superiority.
But once one reached the Mountain Sea Realm, because of the use of the Divine Soul, it was not impossible for those below the Mountain Sea Realm to besiege and kill them through numbers, but the price they would have to pay would be extraordinarily brutal.
This was because a portion of a Mountain Sea Realm cultivator's Divine Soul Power could be transformed into several portions of mental power and elemental force. Those below the Mountain