From Pathfinder Adventure: The Slithering, which isn't enabled.

Fiendripping Blast Trap

HAZARD 7

Stealth +15 (expert)

Description A blast of energy damages all creatures within 20 feet, with particularly severe damage to fiends.

Disable DC 27 Thievery (expert) to identify the proper sequence of buttons in the divots, or Dispel Magic (4th rank; counteract DC 25) to suppress the magical effect for 1 hour

Forceful Blast (divine)

Trigger The door is touched without first pressing the correct sequence of buttons

Effect A blast of energy ripples outward from the door, dealing 4d10 force damage to all creatures within 20 feet and forcing them to make a DC 25 Fortitude save.

Fiends treat the result of their saving throw as one degree worse.

Critical Success The creature is unaffected.

Success The creature takes half damage.

Failure The creature takes full damage and is Sickened 1.

Critical Failure The creature takes double damage and is Sickened 2; while it is sickened, it's also Slowed 1.

Reset The trap resets after 1 hour.

Pathfinder Adventure: The SlitheringOGL