The orthodox way is of course using Divine Sense. Unorthodox way is using the hybrid technology that is mixed with science and magic.
It is fortunate that Azief is stronger enough to be able to disregards all of that.
After all, any great power would surely have the desire to control the people under them. And for such reason, surveillance is required.
It is that way before. And it is still the way now.
And once a surveillance system is set up, it would not be long before the surveillance system would be used against enemies and rivals.
Even before the formation of the Seven great powers, many organizations send spies against each other and try to uncover the secrets of the others
And Azief is quite sure, in the minds of many people and leaders and crime lords, any words that come out of his mouth, anything he does is without a doubt something that these people would try to hear and see with their surveillance system.