Even though she was unsure of Shi Xiaole's actual strength, Xia Yunxi knew from him easily slaying the seven top experts of Yingzhou, and intimidating a group of people outside the cave, that his abilities were far superior than she had initially assumed.
The Divine Barrier Realm, it was a threshold he would have to face sooner or later.
As for the method of casting a middle-grade Spiritual Weapon, its practical significance did not seem that great.
The present environment greatly differed from the ancient times. Many valuable resources had disappeared, making the difficulty of casting a Spiritual Weapon more than ten times greater than before.
Moreover, according to the hints from the casting method in her mind, in order to cast a middle-grade Spiritual Weapon, aside from the materials involved, the requirements for the caster themselves were even higher. Finding someone who would meet these prerequisites, even among millions of people, might be close to impossible.