Medium Aberration, Lawful Evil
Armor Class 15 Natural Armor
Hit Points 77 (17d10 + 3)
Speed 30 ft.
STR
12 (+1)
DEX
12 (+1)
CON
15 (+2)
INT
22 (+6)
WIS
14 (+2)
CHA
14 (+2)
Saving Throws INT +9, WIS +5
Skills Arcana +6, History +6
Damage Resistances Psychic
Condition Immunities Frightened, Stunned
Senses Passive Perception 11
Languages --
Challenge 7 (2,900 XP)
Proficiency Bonus +3
Traits

Spellcasting. Alais the Flesh Weaver is a 9th-level spellcaster. Its spellcasting ability is Intelligence (spell save DC 17, +9 to hit with spell attacks). Alais the Flesh Weaver has the following wizard spells prepared:

Cantrips (at will): fire bolt, light, mage hand, prestidigitation

1st level (4 slots): detect magic, false life, magic missile, shield

2nd level (3 slots): misty step, suggestion

3rd level (3 slots): lightning bolt, fireball, fly

4th level (3 slots): greater invisibility, ice storm

5th level (1 slot): cone of cold

 

Innate Spellcasting: Alais the Flesh Weaver's spellcasting ability is is Intelligence (spell save DC 17, +9 to hit with spell attacks). It can innately cast the following spells, requiring no material components:

At will: detect thoughts,  levitate

1/day each: dominate monster, dream, hold person

Actions
Tentacle. Melee Weapon Attack: +7 to hit, reach 5 ft., one creature. Hit: 15 (2d10 + 4) psychic damage. If the target is Medium or smaller, it is grappled (escape DC 15) and must succeed on a DC 17 Intelligence saving throw or be stunned until this grapple ends.
Extract Brain.  Melee Weapon Attack: +7 to hit, reach 5 ft., one incapacitated humanoid grappled by Alais the Flesh Weaver. Hit: The target takes 55 (10d10) piercing damage. If this damage reduces the target to 0 hit points, Alais the Flesh Weaver kills the target by extracting and devouring its brain.
 Mind Blast (Recharge 5–6). Alais the Flesh Weaver magically emits psychic energy in a 60-foot cone. Each creature in that area must succeed on a DC 17 Intelligence saving throw or take 24 (4d8 + 6) psychic damage and be stunned for 1 minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.
Legendary Actions

Alais the Flesh Weaver can take 3 legendary actions, choosing from the options below. Only one legendary action option can be taken at a time, and only on the end of another creature's turn. Alais the Flesh Weaver regains spent legendary actions at the start of it's turn.

Cast spell (Costs 1-3 actions).  Alais the Flesh Weaver casts a 1st-3rd level spell with spellcasting, spending 1 legendary action per level of spell.

Mind Blast (Costs 3 actions). Alais the Flesh Weaver recharges mind blast and uses it.

Description

Alais the Flesh Weaver appears as a mind flayer with a black cloak. It is the thing that has traped Mistmarsh in a demiplane.

Monster Tags: abberation

Habitat: Urban

Quickdeath