C2109 Bronze-skinned Zombie(part I)

It took three to five years to refine a copper skin corpse, but Skeleton King had only appeared in this world for a few months. Could there be something else behind this?

Lin Hao was not sure, but he said cautiously, "Undead Heavenly Master will choose the place with the heaviest evil Yin Qi in this world. The corpse will be cultivated for ten years and a hundred years