From Pathfinder Dark Archive (Remastered), which isn't enabled.

Sigil of Deepest Fears

HAZARD 17

Stealth +33 (master)

Description An arcane sigil forces creatures to confront their greatest fear.

Disable DC 43 Thievery (master) to drain the sigil's power harmlessly, or Dispel Magic (9th rank; counteract DC 42) to counteract the sigil

Face Your Fear (arcane, death, emotion, fear, illusion, mental)

Trigger A creature moves within 10 feet of the sigil

Effect All creatures within 120 feet of the sigil are affected by a Phantasmagoria spell (DC 40 Will save).

Reset The trap resets after 1 day.

Pathfinder Dark Archive (Remastered)ORC