Tiny fiend (demon), chaotic evil

Armor Class 13
Hit Points 7 (3d4)
Speed 40 ft.

STR	DEX	CON	INT	WIS	CHA
5 (-3)	17 (+3)	10 (+0)	7 (-2)	10 (+0)	10 (+0)

Saving Throws 
Skills Stealth +5
Damage Resistances cold, fire, lightning; bludgeoning, piercing, and slashing from nonmagical attacks
Damage Immunities poison
Condition Immunities poisoned
Senses darkvision 120 ft., passive Perception 10
Languages Abyssal, Common
Challenge 1 (200 XP)

Shapechanger. The quasit can use its action to polymorph into a beast form that resembles a bat (speed 10 ft. fly 40 ft.), a centipede (40 ft., climb 40 ft.), or a toad (40 ft., swim 40 ft.), or back into its true form. Its statistics are the same in each form, except for the speed changes noted. Any equipment it is wearing or carrying isn’t transformed. It reverts to its true form if it dies.

Magic Resistance. The quasit has advantage on saving throws against spells and other magical effects.

Actions

Claws (Bite in Beast Form). Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 5 (1d4 + 3) piercing damage, and the target must succeed on a DC 10 Constitution saving throw or take 5 (2d4) poison damage and become poisoned for 1 minute. The target can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.

Scare (1/Day). One creature of the quasit’s choice within 20 feet of it must succeed on a DC 10 Wisdom saving throw or be frightened for 1 minute. The target can repeat the saving throw at the end of each of its turns, with disadvantage if the quasit is within line of sight, ending the effect on itself on a success.

Invisibility. The quasit magically turns invisible until it attacks or uses Scare, or until its concentration ends (as if concentrating on a spell). Any equipment the quasit wears or carries is invisible with it.

Large fiend (demon), chaotic evil

Armor Class 16 (natural armor)
Hit Points 136 (13d10 + 65)
Speed 30 ft.

STR	DEX	CON	INT	WIS	CHA
19 (+4)	17 (+3)	20 (+5)	5 (-3)	12 (+1)	13 (+1)

Saving Throws Str +7, Con +8, Wis +4
Skills 
Damage Resistances cold, fire, lightning; bludgeoning, piercing, and slashing from nonmagical attacks
Damage Immunities poison
Condition Immunities poisoned
Senses darkvision 120 ft., passive Perception 11
Languages Abyssal, telepathy 120 ft.
Challenge 8 (3900 XP)

Magic Resistance. The hezrou has advantage on saving throws against spells and other magical effects.

Stench. Any creature that starts its turn within 10 feet of the hezrou must succeed on a DC 14 Constitution saving throw or be poisoned until the start of its next turn. On a successful saving throw, the creature is immune to the hezrou’s stench for 24 hours.

Actions

Multiattack. The hezrou makes three attacks: one with its bite and two with its claws.

Bite. Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 15 (2d10 + 4) piercing damage.

Claw. Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 11 (2d6 + 4) slashing damage.

Large fiend (demon), chaotic evil

Armor Class 17 (natural armor)
Hit Points 157 (15d10 + 75)
Speed 40 ft.

STR	DEX	CON	INT	WIS	CHA
20 (+5)	15 (+2)	21 (+5)	19 (+4)	17 (+3)	16 (+3)

Saving Throws Str +9, Con +9, Wis +7, Cha +7
Skills 
Damage Resistances cold, fire, lightning; bludgeoning, piercing, and slashing from nonmagical attacks
Damage Immunities poison
Condition Immunities poisoned
Senses truesight 120 ft., passive Perception 13
Languages Abyssal, telepathy 120 ft.
Challenge 9 (5000 XP)

Innate Spellcasting. The glabrezu’s spellcasting ability is Intelligence (spell save DC 16). The glabrezu can innately cast the following spells, requiring no material components: At will: ““, ““, ““ 1/day each: “confusion“, ““, ““

Magic Resistance. The glabrezu has advantage on saving throws against spells and other magical effects.

Actions

Multiattack. The glabrezu makes four attacks: two with its pincers and two with its fists. Alternatively, it makes two attacks with its pincers and casts one spell.

Pincer. Melee Weapon Attack: +9 to hit, reach 10 ft., one target. Hit: 16 (2d10 + 5) bludgeoning damage. If the target is a Medium or smaller creature, it is grappled (escape DC 15). The glabrezu has two pincers, each of which can grapple only one target.

Fist. Melee Weapon Attack: +9 to hit, reach 5 ft., one target. Hit: 7 (2d4 + 2) bludgeoning damage.

Tiny fiend (devil), lawful evil

Armor Class 13
Hit Points 10 (3d4 + 3)
Speed 20 ft., fly 40 ft.

STR	DEX	CON	INT	WIS	CHA
6 (-2)	17 (+3)	13 (+1)	11 (+0)	12 (+1)	14 (+2)

Saving Throws
Skills Deception +4, Insight +3, Persuasion +4, Stealth +5
Damage Resistances cold; bludgeoning, piercing, and slashing from nonmagical attacks that aren't silvered
Damage Immunities fire, poison
Condition Immunities poisoned
Senses darkvision 120 ft., passive Perception 11
Languages Infernal, Common
Challenge 1 (200 XP)

Shapechanger. The imp can use its action to polymorph into a beast form that resembles a rat (speed 20 ft.), a raven (20 ft., fly 60 ft.), or a spider (20 ft., climb 20 ft.), or back into its true form. Its statistics are the same in each form, except for the speed changes noted. Any equipment it is wearing or carrying isn’t transformed. It reverts to its true form if it dies.

Devil’s Sight. Magical darkness doesn’t impede the imp’s darkvision.

Magic Resistance. The imp has advantage on saving throws against spells and other magical effects.

Actions

Sting (Bite in Beast Form). Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 5 (1d4 + 3) piercing damage, and the target must make on a DC 11 Constitution saving throw, taking 10 (3d6) poison damage on a failed save, or half as much damage on a successful one.

Invisibility. The imp magically turns invisible until it attacks or until its concentration ends (as if concentrating on a spell). Any equipment the imp wears or carries is invisible with it.

Small fiend (demon), chaotic evil

Armor Class 11 (natural armor)
Hit Points 18 (4d6 + 4)
Speed 20 ft.

STR	DEX	CON	INT	WIS	CHA
11 (+0)	11 (+0)	12 (+1)	5 (-3)	8 (-1)	3 (-4)

Saving Throws 
Skills 
Damage Resistances cold, fire, lightning
Damage Immunities poison
Condition Immunities poisoned
Senses darkvision 60 ft., passive Perception 9
Languages Abyssal, telepathy 60 ft. (works only with creatures that understand Abyssal)
Challenge 44930 (50 XP)

Actions

Multiattack. The dretch makes two attacks: one with its bite and one with its claws.

Bite. Melee Weapon Attack: +2 to hit, reach 5 ft., one target. Hit: 3 (1d6) piercing damage.

Claws. Melee Weapon Attack: +2 to hit, reach 5 ft., one target. Hit: 5 (2d4) slashing damage.

Fetid Cloud (1/Day). A 10-foot radius of disgusting green gas extends out from the dretch. The gas spreads around corners, and its area is lightly obscured. It lasts for 1 minute or until a strong wind disperses it. Any creature that starts its turn in that area must succeed on a DC 11 Constitution saving throw or be poisoned until the start of its next turn. While poisoned in this way, the target can take either an action or a bonus action on its turn, not both, and can’t take reactions.

Medium fiend (devil), lawful evil

Armor Class 18 (plate)
Hit Points 153 (18d8 + 72)
Speed 30 ft., fly 60 ft.

STR	DEX	CON	INT	WIS	CHA
18 (+4)	16 (+3)	18 (+4)	14 (+2)	14 (+2)	18 (+4)

Saving Throws Dex +7, Con +8, Wis +6, Cha +8
Skills 
Damage Resistances cold; bludgeoning, piercing, and slashing from nonmagical attacks that aren't silvered
Damage Immunities fire, poison
Condition Immunities poisoned
Senses truesight 120 ft., passive Perception 12
Languages Infernal, telepathy 120 ft.
Challenge 12 (8400 XP)

Hellish Weapons. The erinyes’s weapon attacks are magical and deal an extra 13 (3d8) poison damage on a hit (included in the attacks).

Magic Resistance. The erinyes has advantage on saving throws against spells and other magical effects.

Actions

Multiattack. The erinyes makes three attacks.

Longsword. Melee Weapon Attack: +8 to hit, reach 5 ft., one target. Hit: 8 (1d8 + 4) slashing damage, or 9 (1d10 + 4) slashing damage if used with two hands, plus 13 (3d8) poison damage.

Longbow. Ranged Weapon Attack: +7 to hit, range 150/600 ft., one target. Hit: 7 (1d8 + 3) piercing damage plus 13 (3d8) poison damage, and the target must succeed on a DC 14 Constitution saving throw or be poisoned. The poison lasts until it is removed by the ““ spell or similar magic.

Reactions

Parry. The erinyes adds 4 to its AC against one melee attack that would hit it. To do so, the erinyes must see the attacker and be wielding a melee weapon.

Large fiend (devil), lawful evil

Armor Class 18 (natural armor)
Hit Points 148 (17d10 + 55)
Speed 20 ft., fly 60 ft.

STR	DEX	CON	INT	WIS	CHA
22 (+6)	17 (+3)	21 (+5)	12 (+1)	16 (+3)	17 (+3)

Saving Throws Str +10, Dex +7, Wis +7, Cha +7
Skills 
Damage Resistances 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 13
Languages Infernal, telepathy 120 ft.
Challenge 11 (7200 XP)

Devil’s Sight. Magical darkness doesn’t impede the devil’s darkvision.

Magic Resistance. The devil has advantage on saving throws against spells and other magical effects.

Actions

Multiattack. The devil makes three melee attacks: two with its fork and one with its tail. It can use Hurl Flame in place of any melee attack.

Fork. Melee Weapon Attack: +10 to hit, reach 10 ft., one target. Hit: 15 (2d8 + 6) piercing damage.

Tail. Melee Weapon Attack: +10 to hit, reach 10 ft., one target. Hit: 10 (1d8 + 6) piercing damage. If the target is a creature other than an undead or a construct, it must succeed on a DC 17 Constitution saving throw or lose 10 (3d6) hit points at the start of each of its turns due to an infernal wound. Each time the devil hits the wounded target with this attack, the damage dealt by the wound increases by 10 (3d6). Any creature can take an action to stanch the wound with a successful DC 12 Wisdom (Medicine) check. The wound also closes if the target receives magical healing.

Hurl Flame. Ranged Spell Attack: +7 to hit, range 150 ft., one target. Hit: 14 (4d6) fire damage. If the target is a flammable object that isn’t being worn or carried, it also catches fire.

Medium fiend, lawful evil

Armor Class 15 (natural armor)
Hit Points 45 (7d8 + 14)
Speed 50 ft.

STR	DEX	CON	INT	WIS	CHA
17 (+3)	12 (+1)	14 (+2)	6 (-2)	13 (+1)	6 (-2)

Saving Throws 
Skills Perception +5
Damage Resistances 
Damage Immunities fire
Condition Immunities 
Senses darkvision 60 ft., passive Perception 15
Languages understands Infernal but can't speak it
Challenge 3 (700 XP)

Keen Hearing and Smell. The hound has advantage on Wisdom (Perception) checks that rely on hearing or smell.

Pack Tactics. The hound has advantage on an attack roll against a creature if at least one of the hound’s allies is within 5 feet of the creature and the ally isn’t incapacitated.

Actions

Bite. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 7 (1d8 + 3) piercing damage plus 7 (2d6) fire damage.

Fire Breath (Recharge 5–6). The hound exhales fire in a 15-foot cone. Each creature in that area must make a DC 12 Dexterity saving throw, taking 21 (6d6) fire damage on a failed save, or half as much damage on a successful one.

Medium fiend (devil), lawful evil

Armor Class 13 (natural armor)
Hit Points 52 (8d8 + 16)
Speed 30 ft.

STR	DEX	CON	INT	WIS	CHA
16 (+3)	15 (+2)	15 (+2)	9 (-1)	11 (+0)	11 (+0)

Saving Throws Str +5, Con +4, Wis +2
Skills 
Damage Resistances cold; bludgeoning, piercing, and slashing from nonmagical attacks that aren't silvered
Damage Immunities fire, poison
Condition Immunities poisoned
Senses darkvision 120 ft., passive Perception 10
Languages Infernal, telepathy 120 ft.
Challenge 3 (700 XP)

Devil’s Sight. Magical darkness doesn’t impede the devil’s darkvision.

Magic Resistance. The devil has advantage on saving throws against spells and other magical effects.

Steadfast. The devil can’t be frightened while it can see an allied creature within 30 feet of it.

Actions

Multiattack. The devil makes two attacks: one with its beard and one with its glaive.

Beard. Melee Weapon Attack: +5 to hit, reach 5 ft., one creature. Hit: 6 (1d8 + 2) piercing damage, and the target must succeed on a DC 12 Constitution saving throw or be poisoned for 1 minute. While poisoned in this way, the target can’t regain hit points. The target can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.

Glaive. Melee Weapon Attack: +5 to hit, reach 10 ft., one target. Hit: 8 (1d10 + 3) slashing damage. If the target is a creature other than an undead or a construct, it must succeed on a DC 12 Constitution saving throw or lose 5 (1d10) hit points at the start of each of its turns due to an infernal wound. Each time the devil hits the wounded target with this attack, the damage dealt by the wound increases by 5 (1d10). Any creature can take an action to stanch the wound with a successful DC 12 Wisdom (Medicine) check. The wound also closes if the target receives magical healing.

Huge fiend (demon), chaotic evil

Armor Class 19 (natural armor)
Hit Points 262 (21d12 + 126)
Speed 40 ft., fly 80 ft.

STR	DEX	CON	INT	WIS	CHA
26 (+8)	15 (+2)	22 (+6)	20 (+5)	16 (+3)	22 (+6)

Saving Throws Str +14, Con +12, Wis +9, Cha +12
Skills 
Damage Resistances cold, lightning; bludgeoning, piercing, and slashing from nonmagical attacks
Damage Immunities fire, poison
Condition Immunities poisoned
Senses truesight 120 ft., passive Perception 13
Languages Abyssal, telepathy 120 ft.
Challenge 19 (22000 XP)

Death Throes. When the balor dies, it explodes, and each creature within 30 feet of it must make a DC 20 Dexterity saving throw, taking 70 (20d6) fire damage on a failed save, or half as much damage on a successful one. The explosion ignites flammable objects in that area that aren’t being worn or carried, and it destroys the balor’s weapons.

Fire Aura. At the start of each of the balor’s turns, each creature within 5 feet of it takes 10 (3d6) fire damage, and flammable objects in the aura that aren’t being worn or carried ignite. A creature that touches the balor or hits it with a melee attack while within 5 feet of it takes 10 (3d6) fire damage.

Magic Resistance. The balor has advantage on saving throws against spells and other magical effects.

Magic Weapons. The balor’s weapon attacks are magical.

Actions

Multiattack. The balor makes two attacks: one with its longsword and one with its whip.

Longsword. Melee Weapon Attack: +14 to hit, reach 10 ft., one target. Hit: 21 (3d8 + 8) slashing damage plus 13 (3d8) lightning damage. If the balor scores a critical hit, it rolls damage dice three times, instead of twice.

Whip. Melee Weapon Attack: +14 to hit, reach 30 ft., one target. Hit: 15 (2d6 + 8) slashing damage plus 10 (3d6) fire damage, and the target must succeed on a DC 20 Strength saving throw or be pulled up to 25 feet toward the balor.

Teleport. The balor magically teleports, along with any equipment it is wearing or carrying, up to 120 feet to an unoccupied space it can see.