Chapter 551: Resonation! Resonation!

"Shrimp!"

Yan Chihuo, the muscular man who had rivets on his face, roared, "Let me show you the real invincibility of the Refinement Stage! Die!"

As Yan Chihuo exerted his strength, his leather clothes made of the hide of demon beasts broke apart, revealing his bulging muscles that were as red as fire. His thick veins protruded out of his skin, as if a flood was surging in them.

After a while of yelling and shouting, the spiritual gas around him quickly expanded and swept over the land like invisible flames. Very soon, it reached almost fifty meters away!

The fifty square meters were wreathed in scorching air, as if it were a crater where a volcano eruption was about to occur!