Doomsday Sword Cultivator

Nowadays, the spiritual energy of the earth is thin, and it is difficult for cultivators to move forward. Even if they can finally reach the peak of cultivation, they will die due to the increasingly fierce catastrophes throughout the ages. In the doomsday era of cultivators, let's see how the protagonist defies heaven and becomes an immortal? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.