There were nine copper skin puppets in the practice room, each corresponding to the nine layers of the True Martial stage.

It was worth mentioning that copper skin puppets were different from the aeth testing stone. The stone measured a cultivator’s aeth power, while the puppets were used to measure a cultivator’s martial power.

It was quite simple: a cultivator with a certain level of aeth power might not be able to exhibit a matching level of battle power. The reason behind this was usually related to a cultivator’s martial arts, martial understanding, and mastery.

After all, cultivation was merely a power source in battle and martial arts were needed to properly bring out a fighter's power.

Lin Xun walked to a True Martial sixth layer copper skin puppet and lightly tapped its chest.

The puppet buzzed and its eyes flashed red as if awakening from slumber and every inch of its body glowed.

Lin Xin took a deep breath as all of his muscles contracted like highly compacted steel threads. Power gathered in his body,...