Armor Class 17
Hit Points 221 (26d8 + 104)
Speed 30 ft.
Saving Throws CON +9, WIS +10
Skills Arcana +9, Intimidation +12, Stealth +7
Damage Immunities necrotic
Condition Immunities charmed, frightened
Senses Truesight 120 ft., passive Perception 15
Languages Common
Challenge 16
Culling Aura. con DC 20, each Bloodied creature in a 30-foot Emanation originating from the scion at the end of the scion's turn. The target can't regain Hit Points until the start of the scion's next turn.
Legendary Resistance (3/Day). If the scion fails a saving throw, it can choose to succeed instead.
Magic Resistance. The scion has Advantage on saving throws against spells and other magical effects.
Multiattack. The scion makes two attacks, using Death Touch or Mindwrack Bolt in any combination.
Death Touch. m +12, reach 5 ft. Hit: 25 (4d8 + 7) Necrotic damage.
Mindwrack Bolt. r +12, range 120 ft. Hit: 21 (6d6) Psychic damage and the target has the Poisoned condition until the start of the scion's next turn.
Attack. The scion makes a Death Touch or Mindwrack Bolt attack.
FRAiF, p. 256