Smashing the Thunder Cloud Stone into the Spirit Refining Art failed to break its skill level straight through LV4 in one go.
However, as Yan Ao's comprehension of the Spirit Refining Art deepened, his psychic power increased slightly once more, now imbued with the power of thunder.
As for the Phoenix Crystal, Yan Ao didn't rush to use it up just yet, deciding to keep it in reserve so he could manipulate that old fogey, Duke Wild Blade.
Chapter 234