Chapter 1577: Slaughter

professional level is raised to Level 3, the limit will still be three Tang Sect secret skills. 。"Then what if I want to learn other Tang Sect secret skills in the future"Dance Sky said: "By contrib... the key nodes and go back for in-depth research. 。If my research is successful, it could advance soul導 technology for the entire human race by decades, and there's even a real possibility of research...