THE SHARED REFERENCE Adventurer

Monster

Mind Flayer

Official reference · XMM · 2024

Creature type
Aberration
Size
Medium
Armor class
15
Hit points
99 (18d8 + 18)
Speed
Walk 30 ft., Fly 15 ft. (hover)
Challenge rating
7
Alignment
Lawful Evil
Strength
11
Dexterity
12
Constitution
12
Intelligence
19
Wisdom
17
Charisma
17
Passive Perception
16
Initiative
+4
Saving Throws
dex: +4; int: +7; wis: +6; cha: +6
Skills
arcana: +7; insight: +6; perception: +6; stealth: +4
Senses
Darkvision 120 ft.
Languages
Deep Speech, Undercommon; telepathy 120 ft.
Resistances
psychic

Traits

Magic Resistance

The mind flayer has Advantage on saving throws against spells and other magical effects.

Actions

Tentacles

Melee Attack: +7, reach 5 ft. Hit: 22 (4d8 + 4) Psychic damage. If the target is a Medium or smaller creature, it has the Grappled condition (escape DC 14) from all the mind flayer's tentacles, and the target has the Stunned condition until the grapple ends.

Extract Brain

Constitution Saving Throw: DC 15, one creature that is Grappled by the mind flayer's Tentacles. Failure: 55 (10d10) Piercing damage. Success: Half damage. Success or Failure: If this damage reduces the target to 0 Hit Points, the mind flayer kills it and devours its brain.

Mind Blast (Recharge 5–6)

Intelligence Saving Throw: DC 15, each creature in a 60-foot Cone. Failure: 31 (6d8 + 4) Psychic damage, and the target has the Stunned condition until the end of the mind flayer's next turn. Success: Half damage only.

Spellcasting

The mind flayer casts one of the following spells, requiring no spell components and using Intelligence as the spellcasting ability (spell save DC 15):

At will: Detect Thoughts

1/day each: Dominate Monster, Plane Shift (self only)

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