Explosive Steam Trap
Level 7Hazard (Complex)HazardMediumLegacy
AC
25
HP
50 (BT 25)
Speed
0 ft.
Perception
+0
Fort
+18
Ref
+15
Will
+0
Stealth DC
10
Immunities critical-hits, precision
Recall Knowledge DC 23 (arcana)
Abilities
Explosive Charge↺
Trigger The desk switch is pressed or the trapdoor is opened
Effect The charge on the door explodes. All creatures within 10 feet take 2d10+6 fire damage and 1d10+3 piercing damage, and 1d6 bleed (DC 22 reflex). The room is filled with steam, making all creatures within the room Concealed. The trap then rolls initiative.
Disable DC 18 thievery (trained) to disarm the desk switch; DC 28 thievery (expert) to disarm the trapdoor charge
A black‑powder charge fastened to a trapdoor (marked with a "T" on the map) blows a hole in a steam tunnel, filling the room with superheated steam.