Huge natural animate (blind, swarm, undead)
Level 20 Solo Controller XP 14000

Initiative +15        Senses Perception +16; blindsight 20
Swarm Attack aura 1; any enemy that starts its turn within the aura takes 10 damage.
HP 752; Bloodied 376
AC 34; Fortitude 32, Reflex 29, Will 30
Immune disease, gaze, poison; Resist 10 necrotic, half damage from melee and ranged attacks; Vulnerable 10 radiant, 10 against close and area attacks
Saving Throws +5
Speed 8, burrow 8, fly 8
Action Points 2

Bone Trash (standard, at-will)

+25 vs AC; 2d10+9 damage (2d12+10 damage while bloodied).

Bonestorm (standard, at-will) Necrotic

Close burst 3; +23 vs Reflex; 3d10+9 necrotic damage, and the target is grabbed. At the start of a grabbed target's turn, it takes 15 necrotic damage. While grabbed, a target cannot be hit by another bonestorm.

Soul Plague (free, when first bloodied and when reduced to 0 hit points, ) Necrotic

Close burst 20; targets enemies; +21 vs Fortitude; the target is weakened (save ends) and loses a healing surge. Miss: The target is weakened until the end of its next turn and does not lose a healing surge.

Hide in Plain Sight

While inactive, the bonestorm appears as rubble and remains. It can make a Stealth check to remain unnoticed until it takes an action.

Alignment Unaligned        Languages -
Skills Stealth +20
Str 26 (+18)      Dex 20 (+15)      Wis 23 (+16)
Con 20 (+15)      Int 4 (+7)      Cha 8 (+9)

Published in E1 Death's Reach, page(s) 24.