Normally, Primordial Beasts searched for and devoured Cosmos stretched out across the Ruination Sea in order to increase their power and rank, where they naturally advanced to become Grand Primordial Beasts and even Cosmic Primordial Beast if their destiny was profound enough!
Noah was going about it all in a different way as he selected for the fusion of two Undead Lesser Primordial Beast Lords, his sharp eyes overseeing the process as the Primordial Epitaph at the core of his soul released waves of dark light to bring his wishes to fruition.
It truly allowed for Reality altering effects as Noah saw the two Undead Lesser Primordial Beast Lords have their bodies uncontrollably pulled towards each other, a terrifying light blooming between them as it seemed they were forcefully being crammed into a single being.
ROAAR!