Ok, ask and ye shall receive. Here is an alternate Myrgle at 10th level using Monte Cook’s ghast template. It drops his power level a bit but is more in line thematically with a follower of Yeenoghu.
Dirge
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Myrgle, Gnoll Ghast
Adept L10; med undead; AL CE; CR 11; age 73
HD 12d12; hp 97 hp;
Init +1; Spd 30 ft; AC 22 (+1 Dex, +5 natural, +6 chainshirt);
BAB +6/+1; Atk +7/+2 melee or +7/+2 ranged;
SV Fort +7, Ref +5, Will +16;
Str 12, Dex 12, Con --, Int 18, Wis 24 (26), Cha 18
(12th level stat bump, +1 to Cha)
Skills (53 points): Concentration +13, Intimidate +8 (18), Knowledge (religion) +15 (19), Listen +1 (11), Spellcraft +3 (7), Spot +1 (11), Wilderness Lore +10 (16)
Feats: Thrall to Demon (Yeenoghu), Willing Deformity, Deformity (gaunt), Dark Speech, Violate Spell
Languages: abyssal, common, gnoll
Armor: Chain Shirt +2, +6 speed 30ft, 25 lbs.
Weapons: Vile Heavy Flail +1: Atk +8/+3 melee, Dmg 1d10+2, crit 19-20/x2
Bite: Atk: +8 melee, dmg 1d8+1, crit x2
Claws (2): Atk +3 melee, Dmg 1d6, crit x2
Other Gear:
pearl of power (1st level spells), scroll of death knell, cloak of resistance +2, symbol of Yeenoghu (magical holy symbol, grants +2 to Wis, +2 to intimidate checks, and allows the wielder to summon 1d8 dretches 1/week), wand of animate dead
Spells: 3/5/4/2 (Save DC = 17 + spell level)
Commonly Prepared Spells
0 – cure minor wounds, detect magic, slash tongue
1st – seething eye bite, inflict light wounds (1d8+5), sleep, burning hands, protection from good
2nd – fangs of the vampire king, web, invisibility, burning hands (violated)
3rd – lightning bolt, serpent arms of Theggeron
Special Attacks:
Paralysis (Ex): Those hit my Myrgle's bite or claw attack must succeed at a Fortitude save of DC 20 or be paralyzed for 1d6+4 minutes.
Create Spawn: beings slain and left undevoured by Myrgle rise as ghouls under his control in 1d4 days.
Special Qualities:
Undead: Myrgle is immune to mind-influencing effects, poison, sleep, paralysis, stunning and disease. He is not subject to critical hits, subdual damage, ability damage, energy drain or death from massive damage.
Turn Resistance: Myrgle has +2 turn resistance
Stench (Ex): A sickening stench of death and corruption surrounds Myrgle at all times. Those within 10 feet must succeed at a Fortitude save of DC 20 or be wracked with nausea, suffering a –2 circumstance penalty to attacks, saves, and skill checks for 1d6+4 minutes.
