Chương 615: Chapter 614 Tomb Collapses! _1

With Ren Feifan's formation and the trio's continual summarizing of their experiences, extracting the Dragon Vein became much easier.

Seeing the pile of Dragon Vein Crystal Stones growing higher and higher by his side, Ren Feifan couldn't help but laugh gleefully.

It seemed that he wouldn't be lacking Spirit Stones for a while. Even if he advanced to the Heavenly Rank, he'd be able to continue his cultivation.

Time elapsed swiftly over the course of a day, and Ren Feifan placed all the excavated Spirit Stones into his mysterious space.

His secret space was practically packed with piles of Dragon Vein Crystal Stones, similar to small hills.

The best use for these Spirit Stones was to serve as the foundation of the formation.

After all, the Dragon Vein was inherently related to the terrain and fengshui.