pf2e.fyi
From Pathfinder Society Scenario #7-13: Ancient Beyond Imagining, which isn't enabled.

Animated Fang

COMPLEX HAZARD 9
Stealth +30 (expert) to notice the residual animating magic in the fang
Description The fang on the altar leaps up to stab at insufficiently zealous creatures.

Disable The haunt is disabled once there aren't any creatures in the room that haven't sufficiently proclaimed their zeal (as described above).

AC 28; Fort +22, Ref +22, Will +20
Hardness 18, HP 20 (BT 10); Immunities critical hits, precision

Leaping Fang
Trigger A creature interacts with the items in this room without first proclaiming their zeal

Effect The haunt makes a fang Strike against the triggering creature, then rolls initiative.
Melee Fang +25, Damage 4d10+26 piercing

No multiple attack penalty

Routine (two-actions) The fang leaps around the room, flying up to 20 feet and making a fang Strike against a random creature in the room.
Reset If the fang is not destroyed, it returns to the altar and the haunt resets immediately.
Pathfinder Society Scenario #7-13: Ancient Beyond ImaginingORC