章 339: Chapter 339

Yan Zhaoge stared at the flowing blue stream of light before him, "I am unable to ascertain what method that predecessor used. The one I thought of would be through these things."

Saying thus, he took out a fiery red rock, placing it in the centre of the formation.

That rock flickered continuously, resembling the breathing of a living being.

Yan Zhaoge said, "When Grand Master and the others counterattacked into the Fire Domain, I specifically asked them to take note of a few things for me, bringing some back if they could. One of the most important of those was this, Fire Pith Crystals, that are produced by the further crystallisation of Fire Pith underground."

"Also, it had to be Fire Pith Crystals produced within the Southern Underground Palace."

Yan Zhaoge continued setting up the formation, "Through this, as well as some other, assisting methods, we can lock on the Southern Underground Palace as our target."