Soul of the Insatiable. The soul corrupter can sense the presence of all living creatures within 120 feet of it. They do not suffer any disadvantage from darkness, blindness, invisibility, etc when seeing, targeting, or being attacked by a living creature within this 120 feet.

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

Multiattack. The soul corrupter makes two attacks with its claws.

Claws. Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 8 (1d8 + 4) slashing damage plus 7 (2d6) necrotic damage.

Soul Rending Scream (Recharge 5–6). The soul corrupter lets loose the screaming echoes of all of the creatures it has ever slain. Each creature within 120 feet of it must make a DC 14 Charisma saving throw. On a failed save, the target takes 21 (6d6) psychic damage. On a successful save, the target takes half as much damage and they have advantage on any future saving throws against the soul rending scream during the rest of the combat.