The higher the soul foundation's grade, the harder it would be to form it. That was an absolute and unchangeable fact.

However, many Emperors would still try to form a high-grade soul foundation for more strength. Unfortunately, of 1,000 Sovereigns, only perhaps one would have a mid-grade soul foundation. And of 10,000 Sovereigns, perhaps not even one high-grade soul foundation would appear. From that, it was clear how hard it was to gather the materials for a high-grade soul foundation.

After going through the soul foundation insights, Xiang Shaoyun lamented, "I had thought that forming a soul foundation only requires fusing my astral energy and soul power. But materials are actually required, and the...