Stirge Swarm Trap
Trap
Level 12 LurkerXP 700
Detect Dungeoneering or Perception DC 28
Initiative —Triggered Actions
Stirge Swarm ✦ Encounter
Effect: Four stirge suckerling swarms are released, and each one rolls initiative and attacks on its turn.
Countermeasures
✦ Detect: Dungeoneering or Perception DC 20 Success: The character notices that the eyes and mouths of the stone heads are retractable stone panels, a sign that the heads are hollow. (Opening a panel triggers the trap.)
✦ Avoid: Acrobatics DC 28 Success: The character enters a square containing a pressure plate, using a narrow piece of solid stone between the plates, and doesn't trigger the trap. Failure (23 or less): The trap triggers.
✦ Disable: Thievery DC 28 Success: A character adjacent to a pressure plate disables it, and that pressure plate square no longer function. Failure (23 or less): The trap triggers.
Published in Dungeon Magazine 198.