This is a common sight for a Great Universe that is already almost destroyed. It will swell while the space inside becomes much wider.
Normally, it would take a very long time before the Great Universe experienced an apocalypse, but it could be quicker when the creatures within it did a lot of damage.
Yi Mingxue was warlike due to her ambition for territory, but from the very beginning, the Great Universe was already full of warfare. She was just one of the players who happened to arrive a little late despite eventually becoming a figure that made everyone calm down.
He stepped into that Great Universe whose walls he easily passed through because of how weak it was.
However, the pressure was still very strong. His strength was instantly suppressed to Paragon level.
He appeared in a vast space full of countless universes. They shone and gathered to form huge galaxies.