Even though Mo Wen had been very strong earlier on, he had not been this powerful.
Pei Fengwu had known Gong Zhangyan for many years and knew how strong he was. Even in the four major inner worlds, he was a famous talented youth. Even now that she had broken through to the intermediate stage of the Golden Elixir Realm, she still was not confident that she could defeat Gong Zhangyan. However, Mo Wen had injured Gong Zhangyan easily. It had just been a few days. How did he get this strong? Injuring a warrior at the pinnacle of the intermediate stage of the Golden Elixir Realm in just one move was something that even warriors at the later stage of the Golden Elixir Realm would find difficult.