Chapter 599 Opening the Flame Door

The Heaven-earth Formation, as the name implied, was a powerful array set up according to the terrain and the corresponding stars.

Different from that kind of hasty battle formation, the Heaven-earth Formation could continuously absorb the energy of heaven and earth, which made it more stable, powerful, and capable.

In this world, there were also some natural formations that had hardly been studied. It was hard for even the high-level martial artists to survive when they encountered a natural formation aimed at killing people. However, in the natural formation, there had to be an attractive spirit treasure, which was the energy core of the formation.

Natural formations were very rare on Saint Warrior Planet.

This world was both fair and unfair, because it was the laws of nature rather than human beings that weighed all this.

Saint Warrior Planet was very strong in some aspects, but in some other aspects, it was relativ