Unstable Floor

Level 3Hazard
HazardUncommonLargeRemaster
AC
0
HP
0
Speed
0 ft.
Perception
+0
Fort
+0
Ref
+0
Will
+0
Stealth
+10
Recall Knowledge DC 20 (arcana)
Disable DC 20 engineering-lore, DC 20 mining-lore, or DC 23 survival to determine the exact extent of the unstable ground and to optionally cause it to collapse safely into area A2 below

An unstable section of limestone crumbles under the weight of anyone who steps on it.