A hole the size of a thumb had pierced more than two feet deep into several inches of spirit iron. One must realize that this was Tier 3 Peak spirit iron, material substantial enough to serve as the main component for a mid-grade Dharma Treasure, and capable of functioning as a secondary material for even some high-grade ones.
"Such power is already no less than that of a Core Formation Peak cultivator."
This meant that the strength of Zhou Xun’s mana had reached the level of a Core Formation Peak cultivator.
Chapter 530