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From Pathfinder #215: To Blot Out the Sun, which isn't enabled.

Blood Drain

COMPLEX HAZARD 6
Stealth +15 (trained)
Description A tiny spark of Nin's will drains the blood from living intruders.

Disable DC 26 Thievery (expert) to vandalize the space, or DC 24 Religion (expert) to pray to a god for passage, or Dispel Magic (3rd rank; counteract DC 25) to counteract the magical energy


Drain Blood (divine, void)
Trigger A living creature enters the room of their own accord

Effect The trap drains the blood from all living creatures in the room, which manifests as a bloody mist in the air. All living creatures in the room are dealt 2d6+8 void damage (DC 26 basic Fortitude save). On a failure, a creature increases the value of their drained condition by 1. The trap then rolls initiative.
Routine (1 action) On its initiative, the trap continues to drain blood, dealing 2d6+8 void damage to all living creatures in the room (DC 26 basic Fortitude save). On a failure, a creature increases the value of their drained condition by 1.
Reset The trap automatically deactivates after 1 minute. It resets in 1 hour.
Pathfinder #215: To Blot Out the SunORC