The Void moves around, rearranging itself, which makes it difficult to map
Magic transportation doesn’t work; no portals to the Abyss, no teleporting out
The theory is that it’s a series of different worlds stacked on top of each other
Sentient beings are affected worse by the anti-upward motion field; it has an affect on the mind
Other beings are still affected, but less badly
When the divers returned, they did so by taking advantage of the raids on Luden, when the effect seems to be temporarily lifted to allow the void creatures to leave the hole
Levels
Level One
like the Underdark, with fucked up spiders (*which have since been befriended)
Can still see the sky overhead
We’ve met several undead here who appear to be trapped in the moment they were living when/shortly before the Collapse happened
Many of the structures of the old city appear to be present here, albeit dilapidated and damaged; there are houses and gardens and courtyards, but not sure if they move around like the rest of it