C128 The Vein of the Earth

In the middle of the castle occupied by the general population of the galaxy was a twenty-first-level tower, the Tower of Cultivation, which was connected to the Qi of the Earth Vein.

In the Tianyi Academy, there were a total of four such Cultivation Towers, including the Noble Department and the Assassination Department. The fourth one was located on the Martial Arts Arena of the Tianyi Academy