Grand Primordial Hearts could be utilized to grant enlightenment towards the fusion of laws and daos into Edicts!
This was like a bomb in Noah's mind as he thought back to the ability of
Grand Primordial Beasts had reached that stage by Devouring an unknown number of Cosmos, and should have built up a significant amount of the Essence of Reality within their bodies.
This was why Noah faced truly strong ones that he expected to have already forged an Edict, but the ones he did kill still held a significant amount of the Essence of Reality as it should be why the Grand Primordial Hearts included such an effect!