If there were others here right now, seeing Chen Fei's posture, they would instinctively think that he was fighting for his life.
The Seven Star Illumination Technique is quite famous on the Middle Continent, very powerful, but not sustainable. Typically, it wouldn't be used unless it's a critical moment.
As for the Burning Soul Sacrifice, especially in such a frenzied state, it's almost only used when facing a desperate situation.
Because using such a method to burn the soul has severe consequences. Even with the best spiritual materials afterward, if mishandled, recovery may be nearly impossible.
Moreover, if the battle is prolonged, one might end up burning oneself out.
The thunderous roar gradually subsided, and Chen Fei sheathed his sword, revealing the figure of Chi Yun in the midst.
