skill doesn't change at all, neither its probability nor its value."Well, it seems like this skill is set in stone."But Yunfeng didn't feel regretful. This was already a divine technique, and upgradin...ight in. We absolutely cannot be careless."Hearing Long Thirteen finish speaking, Yun Feng grasped his war knife and activated the Black Dragon Flash, charging out."Big brother, I'll take care of him....