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Aboleth 5e

Large Aberration, Lawful Evil

The Aboleth is a large aberration in D&D 5e with a challenge rating of 10 (5,900 XP). It has 17 AC and 135 hit points. An enormous fish-like horror glides through the water, its slimy green hide covered in pulsating mucus that reeks of ancient seas and forgotten nightmares. Three red eyes burn with malevolent intellig...

Armor Class

17

Hit Points

135

Challenge

10

5,900 XP

An enormous fish-like horror glides through the water, its slimy green hide covered in pulsating mucus that reeks of ancient seas and forgotten nightmares. Three red eyes burn with malevolent intelligence above a mouth lined with rows of needle-sharp teeth, while four tentacles writhe beneath its grotesque form.

Speed Walk 10, swim 40
STR +5 (21)
DEX -1 (9)
CON +2 (15)
INT +4 (18)
WIS +2 (15)
CHA +4 (18)
Saving Throws CON +6, INT +8, WIS +6
Skills History +8, Perception +6
Senses darkvision 120 ft., passive Perception 16
Languages Deep Speech, Telepathy 120

Special Traits & Features

Amphibious Mucous Cloud Probing Telepathy
Aberration

DM Tactical & Combat Guide

Encounter Balance (Party of 4)

Deadly at Level 1 • Medium at Level 11

Combat Role

Large Aberration (Skirmisher / Line)

Party Difficulty Scaling (Party of 4)

Tier 1 (Lvl 3)
Extreme / TPK
Tier 2 (Lvl 7)
Medium / Hard
Tier 3 (Lvl 12)
Easy / Minion
Tier 4 (Lvl 17)
Easy / Minion
Recommended Minions & Allies: Cultists, Deep Scions, Chuul, Mind Flayers, Gibbering Mouthers
Encounter Hook: An alien consciousness corrupts a subterranean spring or ancient ruin, mutating local guardians into mindless thralls.

Tactical Recommendations

  • Aquatic Advantage: Pull targets into water environments where characters without a swim speed suffer attack disadvantage and breath limits.
  • Lighting Manipulation: Exploit darkvision or blindsight in total darkness to force players to rely on torchlight or spell slots.

Frequently Asked Questions

What is the Challenge Rating (CR) of Aboleth?

Aboleth is a Challenge Rating 10 creature, granting 5,900 XP when defeated in D&D 5e.

What are the Armor Class and Hit Points of Aboleth?

Aboleth has an Armor Class (AC) of 17 and approximately 135 hit points.

What party level is recommended to fight Aboleth?

For a party of 4 adventurers, Aboleth represents a Deadly challenge around Level 1 and scales down to a Moderate/Hard challenge by Level 11.

Use Aboleth in your campaign

Dungeon Manager lets you add Aboleth directly to encounters, track it in live combat with HP and conditions, and share the battle with your players — all free.