pf2e.fyi
From Pathfinder Society Scenario #3-10: Delve the Pallid Depths, which isn't enabled.

Faulty Rockslide Trap

HAZARD 1
Stealth +7 (trained)
Description The unstable rocks on the floor shift when stepped on, triggering rocks in the pile above to fall down across the pathway.

Disable DC 17 Survival (trained) to navigate a save path or DC 17 Thievery (trained) to bolster the rocks on the floor so they don't shift under a creature's weight. Two successful checks are necessary to ensure the route through the precarious pile of rocks is safe. Attempting each check requires two actions.


Rockfall
Trigger A creature steps on one of the unstable rocks

Effect Rocks come crashing down onto the creatures below. The rockfall deals 2d6 bludgeoning damage to each creature within 10 feet of the rock pile (DC 17 basic Reflex save).

Critical Success The creature takes no damage.

Success The creature takes half damage and is knocked Prone.

Failure The creature takes full damage, is knocked prone, and takes a –10-foot circumstance penalty to its movement speeds for 1 round.

Critical Failure The creature takes double damage, is knocked prone, and takes a –20-foot circumstance penalty to its movement speeds for 2 rounds.

Effect: Rockfall Failure

Effect: Rockfall Critical Failure

Pathfinder Society Scenario #3-10: Delve the Pallid DepthsOGL