The dozens of people around them were still somewhat dazed. A moment ago, they had been undergoing trials on the mountain path, only to be inexplicably transferred to the Training Ground.
Throughout the thousands of years of trials within Mengying Cave Mansion, there did not seem to have been such a trial before.
But upon seeing the Heart Soul Stone, everyone immediately sobered up somewhat. There was no other reason—this Heart Soul Stone truly was an exceedingly precious Heavenly Material and Earthly Treasure.
It was also one of the few spiritual materials that could be used by Joint Aperture Realm martial artists.
Other spiritual materials that could increase the strength of the soul were either too powerful for the untransformed souls of Joint Aperture Realm martial artists to endure, or far too precious. Even Mountain Sea Realm experts would fight over them, so why would they give them to Joint Aperture Realm martial artists?
A single Heart Soul Stone, if given to someone at the Peak Joint Aperture Realm, could directly increase their chance of breaking through to the Mountain Sea Realm by ten percent.
Ten percent might seem low, but many martial artists with deep foundations failed to break through to the Mountain Sea Realm because they lacked just a tiny bit of time. The Heart Soul Stone might provide precisely that bit of time.
Success and failure were often separated by only a hair's breadth.
The gazes of the dozens around Chen Fei had already changed. There were eight Peak Joint Aperture Realm experts present, while the rest were at least at the Mid Joint Aperture Realm.
Within such a confined area, dozens of Joint Aperture Realm martial artists surrounding one person—no matter how one looked at it, victory was assured.
The only question now was how to