C376 The Secret Treasure of the Thunder Elemental Crystal

All the members of the Thunder God Mercenary Group's Training Field looked towards the sky.

When they saw this, they couldn't help but suck in a breath of cold air, as if they had been struck by lightning.

"Ye... Essence King Ye Feng!"

They would never have dreamt that Essence King Ye Feng would appear in the sky of Thunder God Mercenary Group at this time