User blog comment:Kl252/Eternity/@comment-27766744-20190513154219

One is the embodiment of 616 Universe, the other is the embodiment of the Multiverse (as seen in Ultimates 2, and the history of all embodiments of the 8 multiverses)

616 Eternity is one part/aspect/fraction of the Whole Eternity being... and the one that appears in most 616 comics...