Akyishigal 2014

CR 12 fiend

Large fiend, Chaotic Evil

Armor Class: 18 (natural armor)
Hit Points: 138 (12d10 + 72)
Speed: 40 ft., fly 40 ft., burrow 40 ft.

STR21 (+5)

DEX17 (+3)

CON22 (+6)

INT19 (+4)

WIS14 (+2)

CHA20 (+5)

Saving Throws: Strength +9, Dexterity +7, Constitution +10, Wisdom +6, Charisma +9
Skills: Acrobatics +11, Athletics +9, Perception +6, Stealth +7
Resistances: acid, fire; bludgeoning, piercing, and slashing from nonmagical attacks
Damage Immunities: cold, lightning, poison
Condition Immunities: poisoned
Senses: darkvision 120 ft., truesight 60 ft., passive Perception 16
Languages: Abyssal, Common, Draconic, Elvish, Infernal, telepathy 60 ft.
Challenge: 12 (8,400 XP) · Proficiency Bonus +4

Cloak of Swarms.

Akyishigal emits a cloud of flying, stinging insects from his mouth, eyes, and tears in his skin that spreads out in a 5-foot radius from him. At the start of each of his turns, Akyishigal chooses whether this cloak is active.

Legendary Resistance (3/Day).

If Akyishigal fails a saving throw, he can choose to succeed instead.

Magic Resistance.

Akyishigal has advantage on saving throws against spells and other magical effects.

Actions

Multiattack.

Akyishigal makes four Claw attacks.

Claw.

Melee Weapon Attack: +9 to hit, reach 10 ft., one target. Hit: 14 (2d8 + 5) slashing damage plus 3 (1d6) poison damage.

Call Spawn (1/Day).

Akyishigal magically calls one spawn of Akyishigal. The spawn arrives in 1d4 rounds, acting as an ally of Akyishigal and obeying its telepathic commands. The spawn remains for 1 hour, until Akyishigal dies, or until Akyishigal dismisses it as a bonus action.

Spellcasting.

Akyishigal casts one of the following spells, requiring no material components and using Charisma as the spellcasting ability (spell save DC 17):

At Will: detect evil and good, pass without trace 3/day: dispel magic, giant insect, insect plague 1/day: contagion (filth fever only)

Bonus Actions

Change Shape.

Akyishigal magically transforms into a Large or smaller insectoid Beast or back into his true form, which is a Fiend. His statistics, other than his size, are the same in each form. Any equipment he is wearing or carrying transforms with him. He reverts to his true form if he dies.

Teleport.

Akyishigal magically teleports, along with any equipment he is wearing or carrying, up to 120 feet to an unoccupied space he can see.

Skitter.

Akyishigal moves up to half his speed and makes one Claw attack. This movement doesn't provoke opportunity attacks.

Cast a Spell.

Akyishigal uses Spellcasting.

Legendary Actions

Teleport.

Akyishigal magically teleports, along with any equipment he is wearing or carrying, up to 120 feet to an unoccupied space he can see.

Skitter (Costs 2 Actions).

Akyishigal moves up to half his speed and makes one Claw attack. This movement doesn't provoke opportunity attacks.

Cast a Spell (Costs 2 Actions).

Akyishigal uses Spellcasting.

Source: Tome of Beasts 1 (2023 Edition) (Kobold Press) · License: OPEN GAME LICENSE Version 1.0a details