pf2e.fyi
From Pathfinder #190: The Choosing, which isn't enabled.

Falling Stars Trap

HAZARD 15
Stealth +30 (master)
Description Pressure plates in the floor cause crystal‑tipped spikes to rain down into the room and explode.

Disable DC 40 Thievery (master) to disable enough pressure plates so the trap won't trigger


Rain of Stars
Trigger Each time a non-flying creature enters a square in this room, roll a secret DC 6 flat check. On a failure, the trap triggers as the character steps on a pressure plate—the trap automatically triggers if a creature steps on either square just west of the hallway leading to H12

Effect The trap makes a crystal spike Strike against all creatures in the room, then each creature in the room takes 6d10 piercing damage as the spikes explode (DC 36 basic Reflex).
Melee Crystal Spike +34, Damage 2d12+26 piercing
Reset The trap's supply of spikes magically replenishes, and the trap resets after 1 hour.
Pathfinder #190: The ChoosingOGL