C266

No, it couldn't be said that he was refining it. He was using his own demonic energy to compress the Yin Qi into the shape of a sharp blade. The Yin Qi that was compressed into Nie Li's Yin Qi already possessed a terrifying power, comparable to Xia Sheng's Absolute Yin Blade.

"The reason why you devoured the vital yin was to condense the Ji Yang