Wall Blades Trap
Level 3Hazard (Complex)HazardLargeRemaster
AC
22
HP
16 (BT 8)
Speed
0 ft.
Perception
+0
Fort
+12
Ref
+6
Will
+0
Stealth DC
10
Immunities critical-hits, precision
Recall Knowledge DC 18 (arcana)
Attacks
Melee Serrated Blade +12 (reach 10 ft.), Damage 2d6+5 slashing
Abilities
Slide and Dice↺
Trigger A creature is within 10 feet of a trapped wall
Effect The hazard makes a serrated blade Strike against all creatures within 10 feet of the west, east, or south wall; these Strikes don't take a multiple attack penalty. The hazard then rolls initiative.
Disable DC 20 thievery (trained) to disengage the mechanisms that operate the blades in one wall
A series of rotating, serrated blades attached to long poles routinely slice out of grooves carved into the stone walls.