Arcanaloth

Medium fiend (Yugoloth), neutral evil
Armor Class 17 (natural armor)
Hit Points 104 (16d8 + 32)
Speed 30 ft., fly 30 ft.
STR
17 (+3)
DEX
12 (+1)
CON
14 (+2)
INT
20 (+5)
WIS
16 (+3)
CHA
17 (+3)
Saving Throws Dex +5, Int +9, Wis +7, Cha +7
Skills Arcana +13, Deception +9, Insight +9, Perception +7
Damage Resistances cold, fire, lightning; bludgeoning, piercing, and slashing from nonmagical attacks
Damage Immunities acid, poison
Condition Immunities charmed, poisoned
Senses truesight 120 ft., passive Perception 17
Languages all, telepathy 120 ft.
Challenge 12 (8400 XP)
Innate Spellcasting.
Magic Resistance.
Magic Weapons.
Spellcasting.
Actions
Claws.
Teleport.

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

Monster Manual
Arcanaloth