Xu Taiping quickly took the Moonshadow Stone from his ring and held it in his hand.
Unlike an ordinary Moonshadow Stone, half of this one was the bluish gray of common stone, while the other half had the translucent hue of glazed glass.
Immortal Elder Wuji was likewise astonished when he saw the Moonshadow Stone:
"This is actually a Moonlight Stone!"
Xu Taiping asked curiously:
"How does a Moonlight Stone differ from an ordinary Moonshadow Stone?"
Immortal Elder Wuji turned the Moonlight Stone over in his hand before explaining to Xu Taiping:
"There is no fundamental difference between a Moonlight Stone and an ordinary Moonshadow Stone. However, compared to an ordinary Moonshadow Stone, it can preserve more images for longer, and it is extremely difficult to destroy."
"The finest Moonlight Stones can even preserve scenes from a million years ago in exquisite detail to this very day."
Immortal Elder Wuji handed Yundaozi's Moonlight Stone back to Xu Taiping, then took a similar-looking Moonlight Stone from his sleeve before continuing:
"This Moonlight Stone of mine, for instance, preserves a scene of a powerful Human Race cultivator battling Nine Abysses Demonic Beasts three hundred thousand years ago."
After hearing Immortal Elder Wuji's description, Xu Taiping felt that the Moonlight Stone in his hand had suddenly grown a little heavier.
Immortal Elder Wuji put away his own Moonlight Stone and gave Xu Taiping a solemn look.
"So, quite often, a Moonlight Stone's value can exceed that of many treasures and even divine weapons."
"If you come across another in the future, be sure not to leave it behind."
Xu Taiping nodded repeatedly.
"Thank you for the reminder, Immortal Elder."
Then Xu Taiping took out the Dragon-Trapping Tower and tossed it.
Boom!
The instant the Dragon-Trapping Tower landed, it abruptly expanded into a tower