Definitely some hinting that this guy isn't the end boss but just some mid boss gooner who is there as the tutorial fight. The mechanics of god worship actually being power pretty much indicate this might be a bit more in line with PVP isekai.
we got a comparative lore dump on how the ghosts work, though I do prefer it being drip fed into this sort of ambiguous thing that definitely has a logic to it.
I want a more competent isekai PVP subplot villain. Like most of them just do at most a handful of halfbaked plans, and get packed in a chapter. I want some Kira vs L type shit in the middle of the isekai that flips the plot on its head, some lore masters basically doing everything ranging from...
this woman went from 5 IQ down bad to 5000 IQ breaking through superman's disguise somehow. also lmao ayase's goon face burned into memory so hard that it persists throughout the deduction.