Leaving aside the matter of time, did they think crawling out of the River of Time came without any cost? The resources required would be enough to make any ordinary Seventh Order lifeform's heart bleed.
The same was true for Eighth Order beings. The stronger one was, the more resources one had to consume.
Yang Mu did not care because he had accumulated vast wealth long ago and sealed it away in different spacetime dimensions, allowing him to use it whenever necessary.
The wealth he possessed was enough to make certain Seventh Order existences who had lived for who knew how long green with envy.
Otherwise, how could he have possessed an army of five million Fifth Order undead while still at the Sixth Order? Many of them were even equipped with Sacred Constructs, while the weakest had Advanced Constructs.
It was not that he had been unable to create more undead troops then, but that there had been no need to spend those resources expanding the Undead Legion.
With the scale of his undead army at the time, he had already reached the pinnacle among the new generation. Among Sixth Order beings, those stronger than him were all ancient fossils who had refused to die.
The resources needed to bridge the gap between them were by no means a small amount, so there was simply no need.
He did not need to fight those ancient fossils anyway. His strength was already enough to let him move freely through the Void at the Sixth Order.
If he encountered an enemy above the Seventh Order, it would make no difference even if he became as strong as those old monsters. He would still die when he had to die.
Of course, the main reason was that he often provoked Seventh and