Crushing Deep Elemental

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Large Elemental, Neutral

Armor Class 16 (natural armor)

Hit Points 102 (12d10+36)

Speed 30 ft. swim 60 ft.

STR 20 (+5)

DEX 14 (+2)

CON 17 (+3)

INT 1 (-5)

WIS 12 (+1)

CHA 1 (-5)

Saving Throws Con +6, Wis +4

Skills Perception +3

Damage Vulnerabilities lightning

Damage Resistances bludgeoning; piercing; slashing

Damage Immunities poison, cold

Condition Immunities charmed, frightened

Senses blindsight 60 ft., passive Perception 13

Languages —

Challenge 7 (2,900 XP) Proficiency Bonus +3

Amphibious. The elemental can breathe underwater and in air.

Crushing Wave. When the elemental hits a creature with a melee attack, it can expend a hit die to deal an additional 2d6 bludgeoning damage.

Water Form. The elemental can move through a space as narrow as 1 inch wide without squeezing.

Actions

Multiattack. The elemental makes two slam attacks.

Slam. Melee weapon Attack: +9 to hit, reach 10 ft., one target. Hit: 16 (2d10+5) bludgeoning damage. The elemental slams its watery appendage against its target.

Drowning Surge (Recharge 5-6). The elemental creates a 20-foot radius sphere of rushing water centered on a point it can see within 120 feet. Each creature in that area must make a DC 15 Strength saving throw, taking 45 (10d8) bludgeoning damage on a failed save, or half as much damage on a successful one. The area becomes difficult terrain until the end of the elemental's next turn.

Environment Coastal, Underwater

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Lore & Description

Appearance

This towering mass of swirling, dark water looms over its surroundings, its shape constantly shifting under the pressure of the depths. Tendrils of water lash out like serpents, glinting with eerie bioluminescence. Its body roils and foams, revealing glimpses of deep ocean life trapped within its form, flickering in and out like ghostly apparitions.

Behavior & Origins

The Crushing Deep Elemental is a guardian of the ocean's abyss, formed from the restlessness of deep waters. Often appearing during storms, it is said to rage when the balance of the ocean is disturbed. Sailors and fishermen whisper of this creature as they seek to navigate through wild waters, fearing its incredible strength and the chaotic nature of its watery presence.

Monster Image

Generation Info

Original prompt:
"A crushing water elemental from the deep"

Created: Jan 28, 2026
Modified: May 31, 2026