Killing Like Crazy! I Rely on Artifacts to Conquer the Ages

Protagonist: Yun Wangji, [rebirth + passionate + cool writing + pretending to be a pig and eating a tiger + decisive killing + no system] One of the nine immortal emperors, he was besieged and died tragically because he obtained the precious Chaos Bead. He came back with an artifact and returned to travel all over the world, destroying eight wastelands... A generation of evil gods, marching to the sky and blood-washing the immortal world!