From Pathfinder Society Scenario #3-09: The Secluded Siege, which isn't enabled.

Crushing Spirits (7-8)

COMPLEX HAZARD 6

Stealth +15 (expert)

Description Spirits bound to sand-covered remains cascade down upon the living, imposing the weighty, helpless press of their final moments.

Disable DC 21 Religion or DC 21 Occultism (trained) to exorcise the spirits, or DC 25 Diplomacy to provide them with comfort. Each check requires 2 actions, which have the verbal trait, and three successful checks are required to address all ofthe spirits.

Weight of Death (death, emotion, fear, mental, occult)

Trigger A creature remains within the area occupied by the buried souls for 1 round or longer

Effect The haunt rolls initiative (if it hasn't already) as the spirits surge forth, swirling up sand in their wake.

Routine

(1 action) The haunt imposes the sensation of becoming buried beneath millions of grains of sand on all living creatures within the area. Each living creature must attempt a DC 24 Will save as the sensation threatens to overcome them. The creatures take 2d8+7 bludgeoning damage.

Critical Success The creature takes no damage and is unaffected.

Success The creature takes half damage and takes a –10-foot circumstance penalty to all its Speeds for 1 round.

Failure The creature takes full damage and takes a –10-foot circumstance penalty to all its Speeds for 1 round. It also begins suffocating. The creature can begin breathing normally again if it leaves the area of the haunt or the haunt is disabled.

Critical Failure As failure, but the target takes double damage.

Effect: Crushing Spirits

Reset The haunt deactivates 1 minute after all living creatures leave the area but resets immediately thereafter.

Pathfinder Society Scenario #3-09: The Secluded SiegeOGL