When it came to digging tunnels, Wang Chen's skill had already reached the point of divine perfection.
He had also accumulated a wealth of experience.
But he had never encountered stone capable of resisting his perfected Earth Stone Technique!
Yet beneath Wind Thunder Valley, vast quantities of this type of rock severely obstructed Wang Chen's continued advance deeper into the valley.
This stone was bluish-gray in color, with exceptionally fine surface patterns. Touching it produced an oddly numb, tingling sensation, and faint sparks even flickered at his fingertips.
There was no doubt that the stone contained the power of lightning.
It was precisely this lightning power that resisted or interfered with the Earth Stone Technique, preventing Wang Chen from moving forward.
After thinking it over, Wang Chen did not choose to change directions and go around the obstacle ahead.
He took a pickaxe from his Storage Bag.
Mining was also one of the hundred arts of cultivation, and a pickaxe was a tool specifically used for extracting ore.
Naturally, the one Wang Chen took out was no ordinary item.
This pickaxe was actually one of Wang Chen's spoils of war. Its original owner could no longer be traced, but its quality was quite good. Dense runes were engraved across its surface, making it look exceedingly high-end.
Wang Chen was not a professional miner, and he had barely used this pickaxe since acquiring it.
This time, he wanted to test its power.
Crack!
The dark-gold pickaxe slammed fiercely into the bluish-gray rock.
The violent collision between metal and stone produced flecks of sparks and flashing arcs of electricity, a sight that made one's heart jolt.
Wang Chen felt a strange force travel from the handle of the pickaxe and flood into his body in an instant.
Reaching his five viscera and