Different environments produced entirely different cultivation systems and Dao methods. In the Ancient Immortal Era and Chaotic Ancient Era, there was fundamentally no Quasi-Emperor Realm. A Unity Escape cultivator comparable to a Great Saint could cross the Supreme Path in one breath, bathe in the Karmic Fire Tribulation, and attain the Dao as a Supreme Being.
Because life essence was abundant in the Chaotic Ancient Era, with Longevity Substance present, Supreme Beings could live for millions of years. It was no problem for Unity Escape cultivators to live hundreds of thousands of years; those who took better care of themselves might even live eight hundred thousand years.
Such longevity and vitality would make the Restricted Area Supremes of later generations weep with envy.
By the Mythical Era, Immortal Qi of Longevity had dissipated, and cultivation had become incomparably difficult. Only after the Tribulation Transcending Heavenly Venerable organized the Five Great Secret Realms and unified the cultivation system did realms such as Quasi-Heavenly Venerable, Quasi-Sovereign, and Quasi-Emperor emerge.
Without the support of Longevity Substance, one could not cross the Supreme Path in a single breath. Thus, the Quasi-Emperor Realm was divided into Nine Heavens.
After Desolate Antiquity, the environment changed again. The Great Dao suppressed all things, and even becoming a Saint was incomparably difficult. Thus, parts of the cultivation system and the exploration of secret realms changed once more.
"After a hundred thousand years of Desolate Antiquity, Sacred Bodies could no longer break through the Four Extremes. Thus, they embarked upon the path of cultivating a single secret realm, and their exploration of the Wheel of the Sea and Dao Palace Secret Realms became the most profound."
"The Desolate Ancient Sacred Body in the Azure Flood Dragon King's treasure vault was a Saint King who cultivated two secret realms at