From Pathfinder #155: Lord of the Black Sands, which isn't enabled.

Death Drider

CREATURE 13

UNCOMMON LARGE CHAOTIC EVIL UNDEAD UNHOLY

Variant drider

Perception +24; darkvision

Languages Elven, Necril, Sakvroth

Skills Acrobatics +30, Athletics +28, Intimidation +24, Stealth +30

Str +6, Dex +8, Con +4, Int -1, Wis +5, Cha +4

AC 34; Fort +24, Ref +26, Will +23

HP 235, void healing; Immunities bleed, death effects, disease, paralyzed, poison, unconscious

Sack of Spiders

Trigger The death drider is reduced to 0 Hit Points

Effect The death drider explodes in a shower of spiders. Each adjacent creature must succeed at a DC 31 Reflex save or take 3d6 piercing damage and be exposed to death drider venom.

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 30 feet, climb 30 feet

Melee Fangs +27, Damage 4d6+13 piercing plus Death Drider Venom

Ranged Web +27 (range increment 30 feet), Damage plus Hungering Web

Death Drider Venom (poison)

The drained condition persists after the poison's duration ends

Saving Throw DC 32 Fortitude

Maximum Duration 6 rounds

Stage 1 2d8 poison damage and Drained 1 (1 round)

Stage 2 3d8 poison damage and Drained 2 (1 round)

Stage 3 4d8 poison damage and drained 2 (1 round)

Hungering Web

A creature hit by a death drider's web attack is Immobilized and stuck to the nearest surface (Escape). Each round thereafter until it breaks free, the creature takes 3d6 piercing damage (DC 31 basic Reflex save) and, on a failed save, is exposed to death drider venom.

Pathfinder #155: Lord of the Black SandsOGL