Cong Yi Ba Jian Kaishi Shalu Jinhua

Ye Fan was reborn as a strange sword with its own upgrade system. The sword is upgraded as the wielder kills with it, and it quickly became known as a powerful cursed weapon that people fought over. Whenever the sword is drawn, a bloody storm will follow. Meanwhile, Ye Fan is just trying to do whatever it takes to transform back into human form… (Source: Tencent, translated)