The deeper they went, the denser the Spiritual Qi became. Before long, they saw glittering Spirit Crystals scattered across the cave walls. They had already entered the Spirit Mine's territory.
The Spirit Mine in this section of the tunnel had not been excavated, and the quantity of Spirit Crystals was limited.
At regular intervals, a Moonlight Stone was embedded in the cave wall, its faint silver radiance illuminating the tunnel.
After passing through the tunnel, they arrived in a vast underground cavern. To the left of the entrance stood a pavilion in the middle of the enormous mine. From the pavilion, one could look down over the entire cavern.
The entire pavilion had been carved from Spirit Crystals. All the Spirit Crystals in the mine had been excavated, with this single pavilion left behind.
Inside the pavilion, a middle-aged man sat with his eyes slightly closed, cultivating. Dense Spiritual Qi gathered toward him.
Ahead of the mine, more than twenty tunnels branched out. Several Jade God Sect disciples could be seen carrying Treasure Artifacts for excavating Spirit Crystals as they entered one of the tunnels together.
This was merely the outer edge of the entire great mine.
The person in the Spirit Crystal pavilion was the Jade God Sect's Spirit Refining elder stationed here.
Aside from him, several small houses had been built from Spirit Crystals beneath the pavilion. They were the residences of the Jade God Sect stewards responsible for this place. Every steward was a Greater Heavenly Human Realm martial artist.
Xu Yan rose straight into the air and headed for the pavilion. Although his opponent was only in the early stage of the Refining Spirit Realm, Xu Yan could kill him even without a sneak attack.
But they were, after all, in a mine. Once the opponent