Morkoth

Medium aberration, chaotic evil
Armor Class 17 (natural armor)
Hit Points 130 (20d8 + 40)
Speed 25 ft., swim 50 ft.
STR
14 (+2)
DEX
14 (+2)
CON
14 (+2)
INT
20 (+5)
WIS
15 (+2)
CHA
13 (+1)
Saving Throws Dex +6, Int +9, Wis +6
Skills Arcana +9, History +9, Perception +10, Stealth +6
Damage Resistances bludgeoning, piercing, and slashing from nonmagical attacks
Senses blindsight 30 ft., darkvision 120 ft., passive Perception 20
Languages telepathy 120 ft.
Challenge 11 (7200 XP)
Amphibious.
Spellcasting.
ACTIONS
Multiattack.
Bite.
Tentacles.
Hypnosis.
REACTIONS
Spell Reflection.

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

Volo´s Guide to Monsters
Morkoth