That night, Abel did not enter the Dark World to cultivate and fight. After spending an hour meditating and cultivating, he still found himself unable to sleep for the time being.
This was, after all, a dragon's lair. Although it had a humanoid living area, it had gone unused for many years, and most of the items there needed to be sorted out before they could be used.
Moreover, the moment he thought that this might be the True World of the Dragon God, he became even less willing to sleep here. He was not so bold as to sleep in the True World of a powerful being.
He took out the two books Elder Youjin had given him, along with the insights Golden Dragon Kenbur had given him, and began reading them carefully.
There were two ways for a Demigod Wizard to improve his Rule Domain. One was to continuously strengthen the rules and mana within the wizard patterns in his soul, naturally increasing the Rule Domain at the same time.
The other required using a large amount of resources to increase the Rule Domain through external factors, which demanded a great investment of resources.
He also discovered unexpectedly that Top-tier Magic Stones were one of the resources used to improve the Rule Domain externally. Of course, most demigods truly capable of using them in large quantities were few and far between.
There were also many other resources, most of them natural treasures and the like.
These resources increased a demigod's combat power by directly strengthening the Rule Domain, serving as an effective supplement to the wizard patterns' enhancement of the Rule Domain.
Among these natural treasures, he also saw the most crucial material: Space Cloud Stone.
Space Cloud Stone was a spatial material. The Space Power contained within