After giving everybody a moment to process the tsunami of information he just unlocked for them, Zatiel made the events in the Virtual Dream Universe renew.
Issac and the other Primarchs saw how as Endless Darkness devoured world after world, the life forms of the Pre-Epoch Prima Universe did their best to enhance their power as fast as possible.
Finally, one of the golden humanoids evolved four of the Five Cores of Existence, achieving immense power. Sadly, they were still too weak to face Endless Darkness, and there was no way they would push their willpower to Rank 10 before the Pre-Epoch Prima Universe fell into oblivion.
That warrior's aura was full of resolution, and they entered the nucleus of the universe.