Celestials

Donnie's ascension to an eighth-level Unique God completely shook the God Realm. The ancient beings of the God Realm searched in shock for this first-ever Unique God born within the multiverse.

Unique Gods, Quasi-Unique Gods, and Multiversal Gods—these were the three paths of advancement one had to face after surpassing the limits of mortals.

There was no need to explain Unique Gods. Unique in all existence and revered across all worlds, they were the rarest, noblest, and most powerful, with limitless potential.

Quasi-Unique Gods were a group of tragic madmen. Every increase in strength, even a minor one, required them to quietly devour countless Doppelgangers who had undergone the same methods of growth. In essence, they were muddling themselves. Every step forward was a fusion of innumerable versions of themselves. A Quasi-Unique God lost the core of their true self and became a hodgepodge of Doppelgangers.

Quasi-Unique Gods were failed imitations of the path of the Unique God, a collection of tragedies.

Multiversal Gods were the most common, but usually the weakest. Every improvement in their strength carried something of the meaning of "gathering boundless power unto oneself." They did not intersect with their counterparts in parallel universes, instead focusing on growing stronger within a particular universe.

Multiversal Gods were instead the most widespread in the multiverse. Take Thanos, for example: Infinity Stones Thanos, Heart of the Universe Thanos, Devour-Devour-Devour Thanos... None of these Thanoses had any needless contact or confusion with the Thanoses of other universes.

Under normal circumstances, Multiversal Gods were the weakest. But those who had forcibly raised themselves through external power might instead unleash strength that could make even Unique Gods tremble. Heart of the Universe Thanos, for instance, had instantly killed the Living Tribunal and confronted OAA head-on. Those achievements were simply off the charts;