rare ne medium undead 

Perception +31; darkvision, tremorsense (precise) [object Object] feet

Languages Aklo, Common, Draconic, Elven, Necril, Sylvan, Undercommon

Skills Acrobatics +24, Athletics +28, Crafting +26, Intimidation +24, Nature +33, Religion +29, Stealth +26, Survival +31

Str +6 Dex +4 Con +6 Int +4 Wis +9 Cha +2

Items scroll of true seeing, staff of nature's vengeance|APG

AC  36; Fort +28, Ref +24, Will +31

HP 218, negative healing, rejuvenation; Immunities death effects, disease, paralyzed, poison, unconscious; Resistances fire 20, physical 15 (except magic bludgeoning)

Miasma (aura, disease, primal) 20 feet, DC 37

Speed 25 feet, burrow 25 feet; earth glide

Melee [>] stone antler +28 (magical), Damage 5d6+12 bludgeoning plus stony shards

Primal Prepared Spells DC 41, attack +33; 8th earthquake, mask of terror, polar ray; 7th chain lightning, eclipse burst, finger of death; 6th flesh to stone (×2), tangling creepers; 5th cloudkill, cone of cold, tree stride; 4th freedom of movement, rusting grasp, solid fog; 3rd earthbind, wall of thorns, wall of wind; 2nd spider climb, water walk, web; 1st longstrider, pass without trace, ventriloquism; Cantrips (8th) dancing lights, detect magic, produce flame, sigil, tanglefoot

Druid Order Spells DC 41, 3 Focus Points; 7th wild morph, wild shape (any form from animal form, elemental form, insect form, pest form, plant shape, or soaring shape)

Blight Mastery

Steady Spellcasting If a reaction would disrupt the siabrae's spellcasting action, the siabrae attempts a DC 15 flat check. On a success, the action isn't disrupted.

Stony Shards (primal, curse, incapacitation, necromancy) DC 37

Book of the Dead, page 145.