C3274 The Difficulty of the Golden Core Stage

He was able to kill the old ancestor of the Yun family on Jiang Ting's behalf, the Golden Core who had no backing and no background. However, he could not kill Xia Houping and Han Youqing, who were only at the Foundation Establishment realm.

This was a rule. Even if they were to fight each other now, they could not break it.

Just like Xia Houyuan Hai, who had blocked the flying boat earlier