Medium demon, lawful evil

Armor Class: 18 (Plate)

Hit Points: 153 (18d8+72)

Speed: 30 ft , fly: 60 ft

STR

18 +4

DEX

16 +3

CON

18 +4

INT

14 +2

WIS

18 +4

CHA

14 +2

Saving Throws: Dex +7, Con +8, Wis +8, Cha +6

Skills:

Insight +8, Perception +8, Athletics +8, Religion +6

Damage Resistances: Cold; Bludgeoning, Piercing, And Slashing From Nonmagical Attacks That Aren't Silvered

Damage Immunities: Fire, Poison

Condition Immunities: Poisoned, Charmed

Senses:

Truesight 120 Ft., passive Perception 18

Languages: Demonic, Empyrean, True Speech

Challenge Rating: 12 ( 8400 XP)

Proficiency Bonus: +4

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) Fire Damage damage Ignoring Resistances and Immunities.

Longbow. Ranged Weapon Attack: +7 to hit, range 150/600 ft., one target. Hit: 7 (1d8 + 3) piercing damage plus 13 (3d8) Fire damage Ignoring Resistances and Immunities.

Rope. Melee attack: +7 to hit, reach 30 ft., one Target. Hit: 6 (1d6+3) Radiant Damage, and the Target must make a Dc 15 Strength Saving Throw or be Restrained. A Creature Restrained by the Rope Must Succeed and Athletics or Acrobatics Check against the Erinyes's Athletics Check in Order to Escape the Rope, which is attempted as an action.

Bonus Actions

Rope Burn. The Erinyes Causes its Rope to Burn a Creature Held by it with Radiant Flame, A creature held by the Rope of the Erinyes must Succeed on a Wisdom Saving Throw or take 21 (3d10 + 4) Radiant Damage.

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.