Even though, he has a much higher probability of succeeding in soul possession, there were still large number of death but as he continue to experiment, the death rate continue to go down, firstly, the soul that he would be using for the exchange must be powerful enough to survive in the process.
Also intelligence would dwindle down after the possession, he had discovered that using this method to control people is too disadvantageous, he stops doing this and started searching for another route, he was given a pleasant surprise after days of searching.
This truly is the Devil's Domain, there are a lot of techniques that involves controlling one's mind, he started modifying it, his demon clone on the other hand was wrecking havoc all over this location, countless city lords have already put a bounty on its head.
