C3907 No result from a fight to the death

"Damn it! If I don't kill you today, I, Zuo Yitian, swear that I won't be a human! " Zuo Yitian roared, he activated the a mysterious object and its power immediately increased. Qin Lang did not know where this mysterious object came from, but when Zuo Yitian activated the mysterious object, he immediately felt that Zuo Yitian's attack became abnormally ethereal