From Pathfinder Society Scenario #1-11: Flames of Rebellion, which isn't enabled.

Flaming Skull Skeletal Champion

CREATURE 2

MEDIUM EVIL MINDLESS SKELETON UNDEAD UNHOLY

Variant skeletal champion

Perception +8; darkvision

Languages Common, Necril

Skills Acrobatics +8, Athletics +7, Intimidation +7

Str +3, Dex +4, Con +1, Int -1, Wis +2, Cha +1

Items Lance, Longsword, Steel Shield, Chain Mail

AC 19 ((21 with shield raised)); Fort +7, Ref +10, Will +6

HP 20, void healing; Immunities bleed, death effects, disease, fire, paralyzed, poison, unconscious; Resistances cold 5, electricity 5, piercing 5, slashing 5

Attack of Opportunity

Trigger A creature within the monster's reach uses a manipulate action or a move action, makes a ranged attack, or leaves a square during a move action it's using.

Effect The monster attempts a melee Strike against the triggering creature. If the attack is a critical hit and the trigger was a manipulate action, the monster disrupts that action. This Strike doesn't count toward the monster's multiple attack penalty, and its multiple attack penalty doesn't apply to this Strike.

Shield Block

Trigger The monster has its shield raised and takes damage from a physical attack.

Effect The monster snaps its shield into place to deflect a blow. The shield prevents the monster from taking an amount of damage up to the shield's Hardness. The monster and the shield each take any remaining damage, possibly breaking or destroying the shield.

Void Healing

A creature with void healing draws health from void energy rather than vitality energy. It is damaged by vitality damage and is not healed by vitality healing effects. It does not take void damage, and it is healed by void effects that heal undead.

Speed 25 feet

Melee Longsword +9 (versatile p), Damage 1d8+3 slashing

Melee Burning Jaws +10 (agile, finesse), Damage 1d4+3 slashing plus 1d4 fire

Melee Lance +9 (deadly d8, jousting d6, reach 10), Damage 1d8+4 piercing

Screaming Skull (auditory, emotion, fear, mental)

The skeleton removes its skull and throws it, making a jaws Strike with a range of 20 feet. It then attempts to Demoralize: Intimidation each foe within 10 feet of the target. The head bounces, rolls, or even flies back, returning to the skeleton at the start of its next turn. The skeleton is Blinded until then.

Pathfinder Society Scenario #1-11: Flames of RebellionOGL