"Blood Wall Heavenly Pole Formation?"
Although the name the three had mentioned was unfamiliar to Gu Chenfeng, he guessed that it must be some powerful restriction.
Yin Hongluan continued explaining, "This is a special restriction from the Upper Realm, a secret art passed down within my race.
"It draws on the laws of nature to construct the formation according to the local terrain."
Yin Hongluan recalled, "Several thousand years ago, there was only one top-grade ore vein in the entire Chaos Star Domain, and the Three Great Royal Cities were all stationed in the same place.
"Although everyone established rules and agreed on basic terms, conflicts still arose frequently because of the mingling of people and the differences between races.
"To resolve this situation, I surveyed the entire ore vein and finally devised a plan.
"This ore vein could be divided into the 'three poles' of the Blood Wall Heavenly Pole Formation, using the ways of natural formations to cleave mountains and split the earth.
"After dividing the ore vein into three, we drew on the power of the earth veins to move the mountains, placing the Three Great Royal Cities ten thousand li apart.
"Only then could we each rule our own territory and remain at peace to this day."
After hearing Yin Hongluan's account, Gu Chenfeng could not help feeling somewhat shocked.
She truly was a being from the Upper Realm, possessing such wondrous means that she could move mountains and fill seas in a land where magic was forbidden.
Once his shock passed, Gu Chenfeng could not help asking, "Fellow Daoist Yin, do you mean we can use this grand formation to withstand Heavenly Saint City's offensive?"
Yin Hongluan nodded. "Correct. The greatest function of the Blood Wall Heavenly Pole Formation is to draw on the power