Si Ren still underestimated the toughness of Zhang Wei's physical body. As the rock protrusion collided with the fist, it was actually the rock that broke first.
Zhang Wei's iron fist seemed unstoppable, pushing forward inch by inch from the front of the rock.
Seeing this and knowing he could simply not overpower Zhang Wei, Si Ren stopped feeding energy into the rock protrusion altogether. He placed his hand on the rock barrier beside him and once again used earth-element magic to create several sharp spikes at the top of the barrier.
Chapter 581