Befallen is in the southwest corner of the Commonlands, near the Hidden Canyon griffon tower. Formerly a fortress for the Knights of Marr, it is now inhabited by their ghosts and other undead. It consists of three separate dungeons.
- A Bone to Grind (81)
- Uncovering the Truth (82) - examine an ancient sheet-iron shield at 129, -68, -181
- A Knight's Word (83)
- The Warning Remains (82) - examine skeletal remains at 5, 0, 26
- Frozen Out of Time (83)