C234 The Art of Soul-refining!

The old man's face was cold as he quickly retreated. His eyes were as sharp as a falcon's, but they were currently filled with shock and disbelief.

BOOM *

The explosion of the terrifying Power of Thunder and Lightning did not give him much time to be shocked, and it chased after him with a loud bang.

The old man's pupils contracted once again. A streak of black appeared on his shriveled arm