Zhao Hai made zombies to see the difference between zombies and skeletons. But what he didn't expect was that after he made zombies, the realm turned all the undead creatures that came out of the realm into zombies. Moreover, they were zombies that combined the advantages of zombies and high-level skeletons.
The skin and flesh of these zombies were very strong, comparable to ordinary leather armor, and the bones inside were harder than steel. Besides their pale faces and inability to breathe, they looked no different from ordinary people, except that their eyes could not move.