C134 A mountain that can jump
The Fiendgod Body Refining Technique was a powerful body tempering technique from before the Primordial Era.
After mastering it, one's body could become comparable to that of a Fiendgod, and one could be reborn with a drop of blood.
If one cultivated to the Great Perfection Stage, they would be able to live without a physical body. Even after one's soul dies