Undercurrent
Twenty minutes later, the profound veins of Wu Qingcheng and Wu Liwei were completely transformed. The two of them could feel various elements in the air clearer. Even though their profound strength returned to zero, they felt that they had become much stronger.
"Sure enough. You could use his power." Shen Huang said as he looked at the scene. "The profound vein transformation ability is unique to the Beyond Heaven King as he derived it from all the knowledge he learned in those years. As far as I know, he could only transform one or two people in a year. But you seem to be able to use it freely."
Yun Lintian was surprised to hear this. He always thought the Beyond Heaven King could use this ability at will like him… Why didn't Hongyue tell him about this?
He thought for a moment and asked. "What is the grade of your profound art, Senior?"