Medium Undead (Mind Flayer, Wizard), typically Neutral EvilArmor Class 15 (natural armor)
Hit Points 150 (20d8 + 60)
Speed 30 ft., fly 15 ft. (hover)STR
11 (+0)DEX
12 (+1)CON
16 (+3)INT
19 (+4)WIS
17 (+3)CHA
17 (+3)Saving Throws Con +7, Int +8, Wis +7, Cha +7
Skills Arcana +8, Deception +7, History +8, Insight +7, Perception +7, Stealth +5
Damage Resistances cold, lightning, necrotic
Damage Immunities poison
Condition Immunities charmed, exhaustion, frightened, paralyzed, poisoned
Senses truesight 120 ft., passive Perception 17
Languages Deep Speech, Undercommon, telepathy 120 ft.
Challenge 10 (5900 XP) Proficiency Bonus +4