Training is over

"Unbelievable. So, it's the mark of the Law of Control, huh... It seems to be a powerful mark. When I have it on my forehead, my power increases..." He couldn't help but let out his voice.

Then, the beautiful voice in his mind rang out again. "I once heard it called a Primordial Symbol. Apparently, it has many uses, but I didn't expect to see one like this. This is more amazing than I had told you." She spoke.

Tang Yin agreed, which made him happy, and immediately went to the other place to build the next Icy Castle, which was covered by an Aura of Control.

Something more impressive about this was that the Aura of Control that came out of his body and surrounded both castles did not dissipate, even when he stopped showing it.