Illustration Xan Drake

Crystalline Devil

Tome of Beasts
Challenge 6
(2,300 XP)
Robinloft Estimated CR 6
Medium fiend (devil), lawful evil
Armor Class 15 (natural armor)
Hit Points 102 (12d8+48)
Speed 30 ft.
STR
18 (+4)
DEX
12 (+1)
CON
18 (+4)
INT
14 (+2)
WIS
13 (+1)
CHA
15 (+2)
Saving Throws Wis +4, Cha +5
Skills Deception +8, Insight +4
Damage Resistances acid, cold; bludgeoning, piercing, and slashing from nonmagical attacks not made with silvered weapons
Damage Immunities fire, poison
Condition Immunities poisoned
Senses darkvision 120 ft., passive Perception 11
Languages Celestial, Common, Infernal, telepathy 120 ft.
Environments
Devil’s Sight.

Magical darkness doesn’t impede the devil’s darkvision.
Magic Resistance.

The crystalline devil has advantage on saving throws against spells and other magical effects.
Sneak Attack (1/Turn).

The crystalline devil deals an extra 7 (2d6) damage when it hits a target with an attack and has advantage on the attack roll, or when the target is within 5 feet of an ally of the devil that isn’t incapacitated and the devil doesn’t have disadvantage on the attack roll.
Innate Spellcasting. The devil's innate spellcasting ability is Charisma (spell save DC 13, +5 to hit with spell attacks). It can innately cast the following spells, requiring no material components:
2/day each: command
1/day each: suggestion

Actions

Multiattack. The devil makes two claw attacks.
Claw. Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 11 (2d6 + 4) slashing damage.
Betraying Carbuncle.

The crystalline devil takes the form of a gemstone worth 500 gp. It radiates magic in this form, but it can’t be destroyed. It is fully aware and can see and hear its surroundings. Reverting to its usual form requires another action.
Crystalline Spray (Recharge 5–6).

The crystalline devil magically sprays shards of crystal in a 15-foot cone. Each target in that area takes 17 (7d4) piercing damage, or half damage with a successful DC 15 Dexterity saving throw.

Variants

Variant: Devil Summoning.

some crystalline devils have an action option that allows them to summon other devils.

summon Devil (1/Day): The crystalline devil has a 25 percent chance of summoning one crystalline devil

Crystalline Devil

Not yet described

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