Rolling Stone Cylinder Trap
Level 6Hazard (Complex)HazardUncommonMediumLegacy
AC
21
HP
58
Speed
0 ft.
Perception
+0
Fort
+18
Ref
+11
Will
+0
Stealth
+18
Recall Knowledge DC 24 (arcana)
Disable DC 25 thievery check to create a wedge to immobilize the column, DC 21 athletics check to immobilize the column until the end of the creature's next turn, a creature can Climb over an Immobilized column with a successful DC 18 athletics check.
A 10-foot-long, 5-foot-thick column of stone thuds to the ground, just in front of the bridge. It immediately starts to roll down the bridge, quickly picking up speed.