The limited quota of the ancient lands was a difficult problem that every university had to face...
It was a very magical place that was protected by the most powerful laws of the Dean of the Heavenly Gods Institute. Moreover, in order to maintain the ecology of the place, the laws had strict restrictions of various kinds... ...
For example, regarding the restrictions of rank, experts above the star level, other than the ancient star core, could not take anything else from the place, and the things that juniors could take away were limited... ...
This was also the reason why the ancient lands had become the exclusive land of universities. Because under the restrictions of the laws, the value of cultivating in the ancient lands was greater than the value of digging.