After deciding to attempt a breakthrough to the Tribulation Transcendence Realm, Liu Changxu began making all the necessary preparations for his tribulation.
Because Penglai Island faced an exceedingly perilous situation, Liu Changxu had to make more extensive and thorough preparations to ensure his own safety and that of his family.
This time, he planned to set up a third grand formation as the final defensive barrier for the Liu household cultivators.
He intended to place this grand formation in Penglai Lake and on Little Penglai Island at its center.
This was the core of Penglai Island's spirit vein, and the place where Heaven and Earth Spiritual Energy was most concentrated. Its concentration had almost reached the eighth-tier inferior-grade level, making it possible to establish an eighth-tier inferior-grade formation here.
After careful observation and study, Liu Changxu decided to set up a Water Moon Seven-Star Formation here.
Drawing on Penglai Lake's vast, mighty water Spirit Energy and the power of the stars gathered from the boundless starry sky, the Water Moon Seven-Star Formation possessed unparalleled offensive and defensive strength. It could withstand attacks from three Tribulation Transcendence experts at once.
If he could complete this grand formation and activate it successfully, its defenses would be difficult to break unless the entire demon race of the Boundless Sea came to attack.
Having made up his mind, Liu Changxu entered the Artifact Refining Hall in the Ruyi Lotus Palace and set to work.
The Water Moon Seven-Star Formation he intended to refine required thirty-six main formation discs, each of which had to reach eighth-tier inferior grade. For Liu Changxu, who was still at integrated body great perfection, this was undoubtedly an exceedingly arduous task.
An eighth-tier inferior-grade formation disc imposed almost exacting demands on the grade of the spirit materials, control of the