pf2e.fyi
From Pathfinder Dark Archive (Remastered), which isn't enabled.

Clone Mirrors

COMPLEX HAZARD 6
Stealth +11
Description Two opposing mirrors spawn endless illusory duplicates of creatures in the hall.

Disable DC 28 Thievery (expert) to reposition each mirror, or Dispel Magic (3rd rank; counteract DC 25) to counteract each mirror

AC 21; Fort +17, Ref +11
Hardness 13, HP 54 (BT 27) per mirror

Spawn Reflection (illusion)
Trigger A creature is reflected in the mirror

Effect The mirror creates a Reflection of the triggering creature, which Steps out of the mirror and into the hall. The trap then rolls initiative.
Routine (2 actions) This trap loses 1 action for each mirror disabled. Each mirror uses 1 action to Spawn a Reflection of a creature reflected in the mirror. The hazard can have a maximum of four reflections spawned at once.
Reset The trap resets after 1 day.
Pathfinder Dark Archive (Remastered)ORC