He could clearly perceive that the Dragon Father Giant, as of now, greatly craved the power of the Earth Element, and that Turtle Mountain could arguably be regarded as the most unique terrain in this Cave Sky, although it was difficult to exploit.
When this situation occurred, Feng Qing'an immediately thought of it. After all, it was impossible for him to revitalize Turtle Mountain like he did for the Dragon Father Giant. Turtle Mountain was much larger than the Dragon Father Giant, and he no longer had the leisure to do so.
"The sixth layer!"
Upon hearing Feng Qing'an's words, the spirit of the Cave Sky instantly understood Feng Qing'an's plan. Apart from the Turtle Mountain transformed by the son of the Heavenly Demon, there was nothing special on that layer. The power of time was so terrifying that it was hard even for the nearly immortal spirits to resist.
"What? Unwilling?"
