C913 Yin and yang

The so-called "organ war"

It was a fake duel, and it was also called the Yin-Yang Duel.

The real power of the Yin Yang Battlefield was that there were two identical underground palaces inside. However, one of them was a fake and designed specifically to deal with grave robbers.

As the name implied, not only were there no gold or silver treasures in the mechanism battle