A full wiki page for this entity is still being generated. Until then, see the recorded facts below.
Sources — 3 recorded facts, by chapter
Chapter 5
- They are the only places where loot boxes may be opened, and all guildhalls are safe areas though not all safe areas are guildhalls.
- They always appear on a crawler's map even within the fog of war and may contain restrooms, sleeping cubicles, food, and healing-potion fountains.
- There is no time limit for staying in one, but the dungeon level itself collapses after a certain time, forcing crawlers deeper.