Chapter 513: Refining Oneself

low shout, his palm moving with a mix of speed and force, lightly landing on the yellow-clad man's dantian.'Boom!'A terrible storm raged within the Yellow-clad man's dantian, a silent yet immense tre...nally, upon the next entry into the Purple Micro Palace, subdue the Nine Nether Demon Fire!The true power of the Nine Nether Demon Fire was terrifying. In fact, Patriarch Kui Yin used a secret techniq...