Two days later.
At the center of the Four Symbols Frozen Expanse, Yan Province.
Silverwind City, the Barbarian Tribe Imperial City, and the Holy Mountain served as the three landmarks forming its foundation.
Three tall, sprawling walls, like three mighty dragons, linked these strategic locations into a solid "triangular defensive formation."
Each of the three strategic locations formed the core of a defensive grand formation.
The three grand formations were interconnected, forming a "chain grand formation" with formidable defensive power.
This was the heart of the Four Symbols Frozen Expanse, the final defensive line of the Gu Lineage and the Barbarian Tribe.
Dawn had just broken, and snowflakes as large as goose feathers began falling over the wintry frozen expanse.
Heaven and earth were a vast, boundless wilderness.
"Woooo...!"
Just then, a bleak horn blast pierced the sky, sounding from every direction.
It announced the beginning of the "invasion."
Far away on the horizon, a black tide began to surge, churn, and converge!
It was the allied army of the Four Great Dynasties, tearing through the curtain of snow like a black torrent.
They swept in from all four directions, rolling toward the heart of the Four Symbols Frozen Expanse.
At that moment, at the heart of the frozen expanse stood the Triangle Defense Line.
Silverwind City, the Barbarian Tribe Imperial City, and the Holy Mountain all awoke in an instant.
"Dong, dong, dong...!"
Deep, urgent bells resounded through all three locations.
Atop the three lines of walls, bows and crossbows were cocked, Origin Power glimmered, and the defensive grand formations circulated without pause, their icy screens of light shining through the wind and snow.
At that moment, the soldiers of the Gu Lineage and Barbarian Tribe alliance atop the walls had sharp eyes and taut auras.
The Four