C771 The Utilization of Soul Force

Tried again and again, tried countless times before Ding Fen only managed to gather a portion of soul force at the tip of the dagger.

Below, Ye Hongtian saw the entire process of Ding Fen's attempts. Finally, when the tip of the dagger in Ding Fen's hand flashed with a trace of white light, a joyful expression immediately appeared on his face.

"Only the tip can also be done