Several days later, above an endless mountain range, a flying shuttle over thirty feet long flashed through the void. By the time one looked again, it had already vanished beyond the horizon, as though it had been an illusion.
Aboard the flying shuttle, Zhang Tie sat cross-legged, carefully examining a blood-red jade bottle in his hand.
This jade bottle was precisely what he had obtained from the Human Emperor City treasury. If Zhang Tie was not mistaken, it should contain True Dragon Marrow. Its value far exceeded the Heavenly Dragon Marrow he needed. Using it in place of Heavenly Dragon Marrow to refine the Golden Body Dharma Idol for the Nirvana Art might bring some unexpected benefits. In that case, the only material left for refining the Golden Body Dharma Idol was Chaos Origin Spirit Liquid.
Zhang Tie had not taken much from the Human Emperor City treasury. Aside from the True Dragon Marrow, there was the flying shuttle he was currently riding, while the rest were materials related to spatial attributes. As for spirit stones, there had not been any in the treasury at all. There were also almost no magical treasures or spirit treasures; most were low-grade weapons of blood and qi.
This flying shuttle was a Profound Heaven Spirit Treasure Zhang Tie had discovered in a corner. It was called Boundary Inquiry, and its primary divine ability was to travel through the void beyond worlds. However, using that ability required the infusion of Space Law power. Zhang Tie guessed that this requirement was precisely why this Profound Heaven Spirit Treasure had been gathering dust in the treasury.
Now, since it was traveling through the void within this world, only a tiny amount of Space Law power was needed for Boundary Inquiry to achieve the speed of an