Chen Nianzhi murmured softly. At this moment, a feeling stirred within him.
If the Primordial Spirit was not strong enough, then even if one broke through to the Zenith Heaven realm in the future and successfully merged the Primordial Spirit with the Dao, there would still be a tremendous hidden danger.
For powerful Quasi-Sage Imperial Lords and Dao Ancestor Immortal Sages could very likely shake the Primordial Spirit of such a Daluo Golden Immortal directly off the Great Dao and kill them.
Although after the Primordial Spirit perished, the true spirit could still remain entrusted to the Great Dao and await an opportunity for revival, killing a Daluo Golden Immortal with such a frail Primordial Spirit would undoubtedly be far easier.
In contrast, Daluo Golden Immortals whose Primordial Spirits were deathless and undying could, so long as they firmly entrusted their Primordial Spirits to the Great Dao, rely on its protection to withstand the killing intent of Quasi-Sage Imperial Lords and even Dao Ancestor Immortal Sages.
Thus, even Dao Ancestor Immortal Sages could only seal top Daluo Golden Immortals and Quasi-Sage Imperial Lords whose Primordial Spirits were undying. They could not truly kill them.
"I think I understand now why the Nine-Colored Immortal Shellfish Ancestor was merely missing, rather than believed to have been suppressed and slain."
Chen Nianzhi murmured slowly, enlightenment dawning upon him.
During the battle at the end of the Primordial Era, the Seven-Colored Immortal Shellfish clan had suffered grievous losses. Their vanished Daluo Golden Immortals were universally believed to have died in battle, while only the Nine-Colored Immortal Shellfish Ancestor was considered merely missing.
It now seemed that the true upper echelons of the Three Thousand Immortal Domains all understood that the Nine-Colored Immortal Shellfish Ancestor's Primordial Spirit was eternal and undying. With the Great Dao's