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Elder Brain

Elder Brain 5e reference with CR 14, type, stat block details, token resources, terrain tools, fear hooks, and monster hunt generation.

CR 14AberrationLegendaryStat Block + PDFHunt Ready
Original 5e-Compatible Stat BlockDownload PDF

Overview

An elder brain is the telepathic core of an illithid colony, a vast brine-soaked intellect that dominates minds, directs servants, and rewrites thoughts across miles.

Quick 5e Answer

Elder Brain CR, type, stat block, and table tools

Elder Brain is a CR 14 aberration for D&D 5e. This page includes AC 18, HP 210 (20d10 + 100), a ready stat block, a downloadable PDF, and connected encounter tools.

CR14
TypeAberration
Stat BlockOriginal 5e-Compatible Stat Block
PDF SheetAvailable
AC18
HP210 (20d10 + 100)

Original 5e-Compatible Stat Block

Elder Brain

Large, Aberration, Lawful Evil

Original 5e5e-compatiblemonster-almanac-original-v1PDF Ready
Download PDF

This is an original Monster Almanac 5e-compatible stat block, not an official SRD stat block.

Armor Class18
Hit Points210 (20d10 + 100)
Challenge14 β€’ 11,500 XP
Proficiency+5
Speed
Swim 20 ft., Walk 5 ft.
Initiative
+2
Saving Throws
Cha +10, Int +12, Wis +11
Skills
Arcana +12, Insight +11, Perception +11
Damage Resistances
Psychic, Force
Damage Immunities
Charmed, Frightened
Condition Immunities
Charmed, Frightened
Senses
Blindsight 120 ft.; Passive Perception 21
Passive Perception
21
Languages
Deep Speech, Undercommon, telepathy 1 mile
STR15+2
DEX14+2
CON20+5
INT24+7
WIS22+6
CHA20+5

Traits

Colony Mind

Aberrations allied with the elder brain within 120 feet have Advantage on Intelligence, Wisdom, and Charisma saving throws.

Psychic Dominion

The elder brain knows the direction of creatures within 120 feet that use telepathy or deal Psychic damage.

Actions

Tentacle Thought

Melee Spell Attack: +12, reach 30 ft. Hit: 39 (7d8 + 7) Psychic damage.

Mindquake (Recharge 5-6)

Intelligence Saving Throw: creatures of the elder brain choice within 60 feet. Failure: 72 (16d8) Psychic damage and the target is Stunned until the end of its next turn. Success: Half damage.

Bonus Actions

Mental Command

One allied aberration within 120 feet may move up to half its Speed and make one attack as a Reaction.

Reactions

Psychic Rejection

When the elder brain takes Psychic damage, it reduces the damage by 20 and one creature of its choice within 60 feet takes 10 Psychic damage.

Legal Attribution

Original Monster Almanac compatible game statistics. This entry is designed for 5e-style tabletop play and does not reproduce closed-book stat block text.

Generated by Monster Almanac. This is original compatible game content, not an official SRD stat block.

License: Monster Almanac Original Compatible Content

Generate Terrain

Ruins

Base + optional customizer

Custom
Morning β€’ Clear β€’ Scattered Walls β€’ Rubble Fields β€’ Fallen Statue
BaseOpen

Mountain

Base + optional customizer

Custom
Morning β€’ Clear β€’ Narrow Pass β€’ Bare Rock β€’ Rope Bridge
BaseOpen

Dungeon

Base + optional customizer

Custom
Morning β€’ Subterranean Draft β€’ Tight Corridors β€’ Cracked Tiles β€’ Iron Portcullis
BaseOpen

Underdark

Base + optional customizer

Custom
Morning β€’ Subterranean Draft β€’ Fungal Forests β€’ Spore Fields β€’ Fungal Tower
BaseOpen

Note: These resource links work best when you are logged in to ChatGPT in your browser.

Elder Brain Token, Portrait, Chatbot, Terrain, Fear Hooks, Hunt Generator, and D&D 5e Resources

Elder Brain 5e reference: CR 14 aberration, AC 18, HP 210 (20d10 + 100), PDF sheet, token, portrait, terrain, fear hooks, and hunt tools for Ruins,… This page is part of the complete Monster Almanac stat block library. It includes a original 5e-compatible stat block with a downloadable PDF sheet, plus connected prep tools. Use this Monster Almanac page to move from search result to table prep: read the quick 5e reference, open the stat block, download the PDF when available, generate a token or portrait prompt, build matching terrain, create a monster-bound fear hook, and turn Elder Brain into a focused hunt.

Using Elder Brain in play

Elder Brain can be used in Ruins, Mountain, Dungeon, Underdark when you want a CR 14 aberration that helps shape combat pressure, exploration tension, or narrative danger.

Elder Brain is especially strong as a centerpiece threat, boss fight, regional terror, or memorable capstone encounter.

The attached original 5e-compatible stat block gives you a table-ready rules reference, and the PDF button keeps the sheet easy to print or save before the session.

This makes Elder Brain useful not only as a monster reference, but also as a scene-shaping piece for travel danger, dungeon pressure, wilderness discovery, or a stronger narrative threat.

Why this monster is useful

  • Fits naturally into Ruins, Mountain, Dungeon, Underdark.
  • Works as a CR 14 option for encounter building and pacing.
  • Connects directly with a stat block, downloadable PDF, portrait, token, chatbot, terrain, fear hook, and hunt resources.
  • Helps game masters move from reference to actual tabletop use more quickly.

Quick ideas for scene building

  • Use Elder Brain as a wandering threat tied to the local environment.
  • Pair the monster with terrain from the environments shown above.
  • Add an NPC witness, hunter, scholar, survivor, or fearful character to frame the danger.
  • Open the chatbot resource to give the creature more roleplay or lore flavor.
  • Use the hunt generator to turn this monster into a focused adventure hook.

Elder Brain 5e quick FAQ

What CR is Elder Brain in D&D 5e?

Elder Brain is listed in Monster Almanac as a CR 14 aberration.

What type of monster is Elder Brain?

Elder Brain is listed as a aberration.

Does Elder Brain have a 5e stat block?

Yes. This page includes a original 5e-compatible stat block and a downloadable PDF sheet.

Can I generate a token or hunt for Elder Brain?

Yes. This page links to Elder Brain token, portrait, chatbot, terrain, fear hook, and monster hunt tools for fast D&D prep.