b'Devil Lord, Archduke of the Undead \n'b'  Family:   Devils  \n'b'  Medium   fiend  (devil),  lawful evil  \n'b'  Armor Class  19 (skin from hell)  Hit Points  425 (50d8 + 200)  Speed  30 ft.\n'b' STATS STR: 20 (+5) DEX:  18 (+4)  CON:  18 (+4)  INT:  19 (+4)  WIS:  15 (+2)  CHA:  20 (+5)  \n'b'\n'b'\n'b'\n'b'\n'b'\n'b'     Saving Throws   Constitution  +8  Skills   Deception  +21  Damage Resistances  cold; bludgeoning, piercing, and slashing from nonmagical attacks that aren\xe2\x80\x99t silvered  Damage Immunities  fire, poison  Condition Immunities   poisoned   Senses   darkvision  120 ft., passive  Perception  12  Languages  Common, Infernal, telepathy 120 ft. \n'b' Challenge  25 (75000 XP) \n'b' Special Traits \n'b'   Devil\xe2\x80\x99s Sight : Magical  darkness  doesn\xe2\x80\x99t impede the devil\xe2\x80\x99s  darkvision . \n'b'  Life Drain : Sword of the Dead adds +22 (4d12) necrotic damage. The target must succeed on a DC 21  Constitution  saving throw or its hit point maximum is reduced by an amount equal to the damage taken. This reduction lasts until the target finishes a  long rest . The target dies if this effect reduces its hit point maximum to 0. \n'b'  Legendary Resistance (3/day) : If the Archduke of the Undead fails a saving throw, he can choose to succeed instead. \n'b'  Fear Aura : Any creature hostile to the Archduke of the Undead that starts its turn within 20 ft. of him must make a DC 21  Wisdom  saving throw, unless the archdevil is incapacitated. On a failed save, the creature is  frightened  until the start of its next turn. If a creature\xe2\x80\x99s saving throw is successful, the creature is immune to the archdevil\xe2\x80\x99s  fear  aura for the next 24 hours. \n'b'  Actions \n'b'   Multiattack : The Archduke of the Undead makes two  melee attacks  with the sword of the dead. \n'b'  Sword of the Dead :  Melee Weapon Attack : +13 to hit, reach 5 ft., one target.  Hit : 9 (1d8+5) slashing damage, +22 (4d12) necrotic damage + life drain (see above). \n'b'  About \n'b' The Archduke of the Undead appears as a striking male but always shrouded is swirling shadows. He\xe2\x80\x99s been known to have been summoned by followers of Dozakad, Dozakad Chazda, and Toc. \n'b' Legendary Actions \n'b' The Archduke of the Undead can take three legendary  actions , choosing from the options below. Only one legendary action can be used at a time and only at the end of another creature\xe2\x80\x99s turn. The archdevil regains spent legendary  actions  at the start of its turn. \n'b'   Death-Spiral Gaze : The archdevil\xe2\x80\x99s gaze emits an invisible, magical 180-ft. cone of negative energy. The archdevil decides which direction the cone is facing. All creatures in that area cannot regain  hit points . Any humanoid who dies there becomes a  zombie  under the control of the Archduke of the Undead. The  zombie  goes at the start of the archdevil\xe2\x80\x99s  initiative . \n'b'  Summon Bone Devil (3/day) : The Archduke of the Undead summons a  bone devil  up to 180-ft. away. If it appears next to an enemy, the  bone devil  can make an immediate  attack . The bone devils go at the start of the archdevil\xe2\x80\x99s  initiative . \n'b'  Tired Now : A target within 60 ft. must make a DC 21  Constitution  saving throw. On a failed save, the creature takes 25 (4d10+3) points of damage and become exhausted. If the creature\xe2\x80\x99s saving throw is successful, they lose 12  hit points . \n'b'  Necrotic Swirling Shadows (Costs 3 Actions) : Each living creature within 20 ft. of the archdevil must make a DC 21  Constitution  saving throw against this magic, taking 28 (6d8+1) necrotic damage on a failed save, or half as much damage on a successful one.'