pf2e.fyi
From Pathfinder Society Scenario #3-07: The Locked Lodge, which isn't enabled.

Aydrian Thrune (3-4)

CREATURE 3
UNIQUEMEDIUMEVILHUMANHUMANOIDLAWFUL
Perception +7; darkvision
Languages Common, Diabolic, Shadowtongue
Skills Acrobatics +6, Arcana +7, Athletics +5, Deception +11, Occultism +9, Stealth +8, Thievery +6
Str +0, Dex +1, Con +1, Int +2, Wis +2, Cha +4
Items Dagger, Shadow Crystal, Bag of Holding (Type I)
AC 16; Fort +6, Ref +8, Will +9
HP 37
Shadow Crystal

While holding the shadow crystal, Aydrian Thrune receives the following benefits. She gains Darkvision and can cast shadow step once per day. Additionally, if she dies, is dying, or someone else holds the shadow crystal, it shatters, dealing 3d6 void damage in a 5-foot burst DC 17 basic Reflex save.

Shadow Step

Activate (conjuration, occult, shadow, teleportation)
Frequency once per day
Requirements Aydrian Thrune is in dim light or darkness
Effect Aydrian teleports up to 30 feet. The destination must be in dim light or darkness and must be within her line of sight and line of effect.
Speed 25 feet
Melee Dagger +8 (agile, finesse, thrown 10, versatile s), Damage 1d4 piercing
Occult Spontaneous Spells DC 20, attack +12; 2nd (3 slots) Darkness, Scorching Ray, Umbral Extraction; 1st (4 slots) Burning Hands, Charm, Grim Tendrils, Illusory Object; Cantrips (2nd) Chill Touch, Detect Magic, Light, Mage Hand, Message, Produce Flame, Shield
Pathfinder Society Scenario #3-07: The Locked LodgeOGL