From Pathfinder #193: Mantle of Gold, which isn't enabled.

Dart Launcher

HAZARD 1

Stealth +10

Description A series of hidden launch tubes fire toxic darts at a 5-foot square.

Disable DC 16 Thievery (trained)

AC 16; Fort +8, Ref +4

Hardness 5, HP 24 (BT 12) BT 12; Immunities critical hits, precision

Dart Volley

Trigger Pressure is applied to the floor tile

Effect The trap shoots 4 darts as a single attack.

Melee Darts +12, Damage 3d4 piercing

Plus 1d10 poison damage (DC 16 Fortitude negates the poison damage)

Pathfinder #193: Mantle of GoldOGL