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Giant Jellyfish

Giant Jellyfish 5e reference with CR 3, type, stat block details, token resources, terrain tools, fear hooks, and monster hunt generation.

CR 3MonstrosityStat Block + PDFHunt Ready
Original 5e-Compatible Stat BlockDownload PDF

Overview

A giant jellyfish is a drifting venomous marine horror, a tolerance level 2 inclusion built for stings, paralysis, and eerie grace.

Quick 5e Answer

Giant Jellyfish CR, type, stat block, and table tools

Giant Jellyfish is a CR 3 monstrosity for D&D 5e. This page includes AC 13, HP 85 (10d10 + 30), a ready stat block, a downloadable PDF, and connected encounter tools.

CR3
TypeMonstrosity
Stat BlockOriginal 5e-Compatible Stat Block
PDF SheetAvailable
AC13
HP85 (10d10 + 30)

Original 5e-Compatible Stat Block

Giant Jellyfish

Large, Monstrosity, Unaligned

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 Class13
Hit Points85 (10d10 + 30)
Challenge3 β€’ 700 XP
Proficiency+2
Speed
Swim 30 ft.
Initiative
+1
Saving Throws
β€”
Skills
β€”
Senses
Blindsight 60 ft.; Passive Perception 10
Passive Perception
10
Languages
None
STR14+2
DEX13+1
CON16+3
INT1-5
WIS10+0
CHA3-4

Traits

Transparent Drift

The jellyfish has Advantage on Dexterity (Stealth) checks while fully submerged.

Stinging Bell

A creature that touches the jellyfish or hits it with a melee attack while within 5 feet takes 4 (1d8) Poison damage.

Actions

Multiattack

The jellyfish makes two Tendril attacks.

Tendril

Melee Attack Roll: +4, reach 15 ft. Hit: 7 (1d10 + 2) Lightning damage plus 4 (1d8) Poison damage, and the target cannot take Reactions until the start of its next turn.

Numbing Pulse (Recharge 5-6)

Constitution Saving Throw: creatures within 10 feet. Failure: The target is Poisoned until the end of its next turn.

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 5e-compatible game content, not an official SRD stat block.

License: Monster Almanac Original Compatible Content

Generate Terrain

Coastal

Base + optional customizer

Custom
Morning β€’ Clear β€’ Sandy Beach β€’ Low Tide β€’ Shipwreck
BaseOpen

Underground

Base + optional customizer

Custom
Morning β€’ Subterranean Draft β€’ Earth Tunnels β€’ Packed Earth β€’ Collapsed Supports
BaseOpen

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

Giant Jellyfish Token, Portrait, Chatbot, Terrain, Fear Hooks, Hunt Generator, and D&D 5e Resources

Giant Jellyfish 5e reference: CR 3 monstrosity, AC 13, HP 85 (10d10 + 30), PDF sheet, token, portrait, terrain, fear hooks, and hunt tools for Ocean,… 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 Giant Jellyfish into a focused hunt.

Using Giant Jellyfish in play

Giant Jellyfish can be used in Ocean, Coastal, Underground when you want a CR 3 monstrosity that helps shape combat pressure, exploration tension, or narrative danger.

Giant Jellyfish works well as a supporting threat, recurring danger, or encounter-building piece inside a larger scene.

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 Giant Jellyfish 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 Ocean, Coastal, Underground.
  • Works as a CR 3 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 Giant Jellyfish 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.

Giant Jellyfish 5e quick FAQ

What CR is Giant Jellyfish in D&D 5e?

Giant Jellyfish is listed in Monster Almanac as a CR 3 monstrosity.

What type of monster is Giant Jellyfish?

Giant Jellyfish is listed as a monstrosity.

Does Giant Jellyfish 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 Giant Jellyfish?

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