The crucial point was that this old fellow had even refined corpse puppets of the Immortal Emperor Level. This made Yun Chen somewhat disgusted, and he had no desire whatsoever to help the other party out.
However, that Star-Washing Stone was of vital importance to him. Just because he did not need it now did not mean he would not need it in the future!
As the saying goes, preparedness averts peril; making preparations in advance was always much better than thinking about how to handle things only when they reached a dead end.
Chapter 593