Wang Xian guessed that the Innate Stone was still undergoing transformation, which was why its attributes were so poor. Once the transformation was complete, its attributes would surely be astonishing.
He shook his head slightly and stopped dwelling on the Innate Stone. Instead, Wang Xian focused on engraving Space-Time Runes onto the altar.
Compared with Time Runes and Space Runes, Space-Time Runes were far more difficult to control. Even though Wang Xian's comprehension of the "Time-Space" Heavenly Scripture had improved greatly, the Space-Time Runes he condensed would still sometimes collapse.
Every collapse of a Space-Time Rune made Wang Xian's heart ache terribly. Condensing Space-Time Runes required Space-Time Power, which was formed by fusing Time Power and Space Power.
Space Power was not much of a problem. Whether inside Wang Xian's body or within his Inner World, he had a vast amount of Space Power. Time Power, however, was different. He possessed far less Time Power than Space Power.
Moreover, he needed to reserve some Time Power to maintain the Time Secret Realm within his Inner World. If his Time Power were exhausted, the Time Secret Realm would collapse as well.
In the blink of an eye, a month and a half passed. Wang Xian finally engraved all the Space-Time Runes he needed onto the altar.
"Finished?"
Di Yao appeared beside Wang Xian.
Over the past month and a half, she had often helped Wang Xian condense Space-Time Runes. However, compared to Wang Xian, she possessed even less Time Power.
Even so, she had saved Wang Xian at least half a month of work.
"Finished!"
Wang Xian looked at the altar before him with great satisfaction.
To find the Spirit Realm, he had truly poured his heart and soul into this. But when he thought of what he would gain after