Lin Xuan did not know that the mystery that had always plagued mighty figures of the Tribulation Transcendence Stage—the difference between a Xiantian Spirit Treasure and an Immortal Mansion Treasure—lay precisely here.
Both were objects of the immortal household, only an Immortal Mansion Treasure was an Immortal's Life-Bound Dharma Treasure, able to grow continuously as its master grew stronger, while a Xiantian Spirit Treasure was similar to an Ancient Treasure. Its power might be even greater than an Immortal Mansion Treasure's, but it could not grow.
And the Nine Palaces Instantaneous Sword, as the most powerful treasure in the legends of the Ink Moon Tribe, had the potential to evolve into an Immortal Mansion Treasure.
Did that sound absurd?
Long ago, in ancient times, the Heavenly Witch Goddess had worked toward this very goal, only she had failed.
The Heavenly Witch Goddess was very strong, but compared to a True Immortal, she was, after all, still somewhat lacking. The Nine Palaces Instantaneous Sword was directly proportional to its master's strength, and thus, compared to the grade of an Immortal Mansion Treasure, it was more or less inferior.
The requirements of the Ink Moon Heaven Witch Art were extremely harsh, so there were never many who cultivated it to begin with. The refining of the Nine Palaces Instantaneous Sword was even more complicated. In the Ink Moon Tribe's glorious era, though quite a few geniuses had appeared, aside from the Heavenly Witch Goddess, there had never been anyone else capable of fusing Immortal Swords of nine different attributes.
In other words, Lin Xuan counted as the second in all history.
Moreover, compared to the Heavenly Witch Goddess, the Nine Palaces Instantaneous Sword in Lin Xuan's hands had even greater advantages.
This was not idle talk. By coincidence and opportunity, Lin Xuan's