Unbound Balor
Huge elemental humanoid (demon)
Level 21 Solo Brute XP 16000

Initiative +15        Senses Perception +22; truesight 6
Flaming Body (Fire) aura 2 (aura 3 while the balor is bloodied); any enemy that starts its turn within the aura takes 5 fire damage (10 fire damage while the balor is bloodied).
HP 816; Bloodied 408
AC 35; Fortitude 35, Reflex 31, Will 33
Immune fear; Resist 20 fire, 15 variable (3/encounter)
Saving Throws +5
Speed 8, fly 12 (clumsy)
Action Points 2

(⚔) Lightning Sword (standard, at-will) ✦ Lightning, Weapon

Reach 3; +24 vs AC; 3d10 + 5 lightning damage (crit 4d10 + 5), plus 5 lightning damage while bloodied.

⚔ Flame Whip (standard, at-will) ✦ Fire, Weapon

Reach 5; +22 vs Reflex; 2d8 + 5 damage, plus 5 fire damage while bloodied, the target takes ongoing 10 fire damage (save ends), and the target is pulled 4 squares to a space adjacent to the unbound balor.

⚔ Double Attack (standard, at-will)

The unbound balor makes a lightning sword attack and a flame whip attack (in either order).

⚔ Break Away (immediate reaction, when damaged by an attack from an enemy within 3 squares, at-will)

The balor makes a lightning sword attack against the triggering enemy, then flies half its speed without provoking opportunity attacks.

➶ Abyssal Shackles (minor, recharge ⚄⚅) ✦ Necrotic

Ranged 10; +22 vs Will; 1d6 + 8 necrotic damage, and the target is restrained (save ends). Aftereffect: The target takes 10 necrotic damage.

ᗕ Death Burst ( when reduced to 0 hit points, encounter)

+22 vs Reflex; 5d10 fire damage. Miss: Half damage. close burst 10

ᗕ Wingclap (move, recharges when first bloodied)

Close burst 3; no attack roll; the target is pushed 1d6 squares and knocked prone. If the unbound balor is bloodied, the target also takes ongoing 5 fire damage. Effect: The balor flies its speed..

ᗕ Wildfire Whip (standard, recharges when first bloodied)) ✦ Fire, Zone

Close blast 5; +22 vs Reflex; 3d8 + 7 fire damage. Effect: The blast becomes a zone of abyssal flames until the end of the encounter. Any creature that enters the zone or starts its turn there takes 10 fire damage.

Alignment Chaotic evil        Languages Abyssal, Common
Str 25 (+17)      Dex 21 (+15)      Wis 24 (+17)
Con 28 (+19)      Int 13 (+11)      Cha 13 (+11)

Equipment: lightning sword, flame whip

Published in Dragon Magazine 377, page(s) 56.