C466 Tracing in the Dark Special Mission!
Gold Feather had not employed the Nine Netherworld Flames when capturing Feng Xu, leaving Feng Xu unaware of Gold Feather's special abilities. He simply assumed Gold Feather was a formidable Martial Sovereign, or possibly even a Martial King.
"A Martial King?" pondered the shadowy figure with a sneer. "How convenient. This emperor is in need of a few Martial Kings for sacrifices