C308 Hostages
Wu Qi was the person who set up the array, but once it started, he had no way to stop it, so those who were enveloped in it would all have to die.
The Witch God's Demon Subduing Formation was an absolute array, and the Witch God inside it was a Berserk Demon that had gone mad with envy.
This formation had not been intended to be used at first