Bu Si

Bu Si, or the Immortal Great Monster Emperor, is the third-ranked monster emperor called the Immortal Emperor. He is the oldest-lived one among the monsters and spirits at present, that is, he has lived for more than three thousand years. He is also very low-key, and no one knows how much worse his real combat effectiveness is compared with the Crystal Great Monster Emperor. His title is the eternal burning of the sky, and his burning flame is also known as the strongest flame.