Soul Monger

Medium humanoid (elf), neutral
Armor Class 15 (studded leather)
Hit Points 123 (19d8 + 38)
Speed 30 ft.
STR
8 (-1)
DEX
17 (+3)
CON
14 (+2)
INT
19 (+4)
WIS
15 (+2)
CHA
13 (+1)
Saving Throws Dex +7, Wis +7, Cha +5
Skills Perception +7
Damage Immunities necrotic, psychic
Condition Immunities charmed, exhaustion, frightened
Senses darkvision 60 ft., passive Perception 17
Languages Common, Elvish
Challenge 11 (7200 XP)
Fey Ancestry.
Innate Spellcasting.
Magic Resistance.
Soul Thirst.
Weight of Ages.
ACTIONS
Multiattack.
Phantasmal Dagger.
Wave of Weariness (Recharge 4–6).

This full creature's stat block is not available (not OGL).

Mordenkainen´s Tome of Foes
Soul Monger