Eternals are beings of eternity, any being which have existed and will exist for eternity. It can also be a concept within a book or universe, anything that always have existed and always will exist.
Eternals are being defined as any concept or being that has existed and will exist for all of eternity within a certain setting. Death(void), creation(beginning), fate(eternity), chaos(entropy), balance(order)
When the most interesting thing in a movie or tv show was a tiny scene lasting less than 2 minutes that most peopledon’t see because they skip the credits.
Ugh that finale was a waste of my time, but that scene in the credits was enjoyable. The Eternals effect strikes again.