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Runic Colossus

Runic Colossus 5e reference with CR 21, type, stat block details, token resources, terrain tools, fear hooks, and monster hunt generation.

CR 21ConstructStat Block + PDFHunt Ready
Original 5e-Compatible Stat BlockDownload PDF

Overview

A runic colossus is a gargantuan construct inscribed with giant magic, a walking siege-monument built to smash armies and defend impossible strongholds.

Quick 5e Answer

Runic Colossus CR, type, stat block, and table tools

Runic Colossus is a CR 21 construct for D&D 5e. This page includes AC 22, HP 407 (22d20 + 176), a ready stat block, a downloadable PDF, and connected encounter tools.

CR21
TypeConstruct
Stat BlockOriginal 5e-Compatible Stat Block
PDF SheetAvailable
AC22
HP407 (22d20 + 176)

Original 5e-Compatible Stat Block

Runic Colossus

Gargantuan, Construct, 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 Class22
Hit Points407 (22d20 + 176)
Challenge21 β€’ 33,000 XP
Proficiency+7
Speed
Walk 50 ft.
Initiative
+1
Saving Throws
Con +15, Str +17, Wis +11
Skills
Perception +11
Damage Resistances
Fire, Force; Bludgeoning, Piercing, Slashing from nonmagical attacks
Damage Immunities
Poison, Psychic
Condition Immunities
Charmed, Exhaustion, Frightened, Paralyzed, Petrified, Poisoned
Senses
Truesight 120 ft.; Passive Perception 21
Passive Perception
21
Languages
Understands Giant and the language of its maker but cannot speak
STR30+10
DEX12+1
CON26+8
INT10+0
WIS18+4
CHA12+1

Traits

Runic Frame

The colossus has Advantage on saving throws against spells and magical effects.

Siege Colossus

The colossus deals double damage to objects and structures.

Actions

Multiattack

The colossus makes three Runic Slam attacks.

Runic Slam

Melee Attack Roll: +17, reach 20 ft. Hit: 37 (5d10 + 10) Bludgeoning damage plus 22 (5d8) Force damage.

Giant Rune Cascade (Recharge 5-6)

Constitution Saving Throw: creatures of the colossus's choice within 60 feet. Failure: 117 (26d8) Force damage and the target is knocked Prone. Success: Half damage.

Reactions

Runic Guard

When hit by an attack, the colossus adds 7 to its AC against that attack, potentially causing it to miss.

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

Mountain

Base + optional customizer

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

Ruins

Base + optional customizer

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

Urban

Base + optional customizer

Custom
Morning β€’ Clear β€’ Tight Alleys β€’ Carts and Stalls β€’ Clocktower Base
BaseOpen

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

Runic Colossus Token, Portrait, Chatbot, Terrain, Fear Hooks, Hunt Generator, and D&D 5e Resources

Runic Colossus 5e reference: CR 21 construct, AC 22, HP 407 (22d20 + 176), PDF sheet, token, portrait, terrain, fear hooks, and hunt tools for Mountain,… 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 Runic Colossus into a focused hunt.

Using Runic Colossus in play

Runic Colossus can be used in Mountain, Ruins, Urban when you want a CR 21 construct that helps shape combat pressure, exploration tension, or narrative danger.

Runic Colossus 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 Runic Colossus 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 Mountain, Ruins, Urban.
  • Works as a CR 21 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 Runic Colossus 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.

Runic Colossus 5e quick FAQ

What CR is Runic Colossus in D&D 5e?

Runic Colossus is listed in Monster Almanac as a CR 21 construct.

What type of monster is Runic Colossus?

Runic Colossus is listed as a construct.

Does Runic Colossus 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 Runic Colossus?

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