Monsters have to go through five thunder tribulations to cultivate immortality

The heavenly wind calamity (wood), the heavenly fire calamity (fire), the heavenly ice calamity (water), the heavenly thunder calamity (gold), the heavy mountain calamity (earth).

The rule of nature is that old age, disease and death, without exception, cultivation is against the sky, but people, demons, through practice, sense of heaven, so as to achieve longevity, the purpose of immortality, but in the process, the heaven will test you, the deeper the karma, the more difficult the robbery, the intervals between robberies depends on a variety of chances and qualifications for cultivation.