---
key: mechanic/boss-fight-atlas--boss-stack-damage
type: mechanic
id: boss-fight-atlas--boss-stack-damage
lang: en
title: Shared-damage stack
summary: >-
  A marked attack's damage is divided among eligible participants within its
  area.
updatedAt: '2026-10-22'
status: active
url: >-
  https://gamemechanics.pro/en/knowledge/mechanic/boss-fight-atlas--boss-stack-damage/
jsonUrl: >-
  https://gamemechanics.pro/api/v1/knowledge/en/mechanic/boss-fight-atlas--boss-stack-damage.json
markdownUrl: >-
  https://gamemechanics.pro/content/knowledge/en/mechanic/boss-fight-atlas--boss-stack-damage.md
aliases: []
tags:
  - Boss fights
  - Cooperative coordination
sourceIds:
  - source-26af846aa21f9b2a
  - source-ef604fc8b7b065b4
  - source-86d7e3f913e6e67e
  - source-adf6eaf9b230b108
  - source-99b22607d8f5b18e
  - source-0911dbd2208fa8d9
  - source-55af92be9e5f802a
  - source-a9428abc882c64fc
  - source-954a6b95deb15835
  - source-0fc3f88c943e43a7
sources:
  - id: source-26af846aa21f9b2a
    title: 'Boss Fight Atlas: Shared-damage stack (RU)'
    url: 'https://polyakovin.github.io/boss-fight-atlas/ru/mechanics/stack-damage/'
    verifiedAt: null
  - id: source-ef604fc8b7b065b4
    title: 'Boss Fight Atlas: Shared-damage stack (EN)'
    url: 'https://polyakovin.github.io/boss-fight-atlas/en/mechanics/stack-damage/'
    verifiedAt: null
  - id: source-86d7e3f913e6e67e
    title: Crimson Queen · MapleStory
    url: 'https://www.youtube.com/watch?v=w05NnIP1Svs&t=155s'
    verifiedAt: null
  - id: source-adf6eaf9b230b108
    title: Bahamut Prime · Final Fantasy XIV
    url: 'https://www.youtube.com/watch?v=Fbmd4eRNwnE&t=675s'
    verifiedAt: null
  - id: source-99b22607d8f5b18e
    title: Malkorok · World of Warcraft
    url: 'https://www.youtube.com/watch?v=B5i8ErpMdXM&t=207s'
    verifiedAt: null
  - id: source-0911dbd2208fa8d9
    title: Crimson Queen — MapleStory Wiki
    url: 'https://maplestorywiki.net/w/Crimson_Queen'
    verifiedAt: null
  - id: source-55af92be9e5f802a
    title: The Final Coil of Bahamut — FFXIV Wiki
    url: 'https://ffxiv.consolegameswiki.com/wiki/The_Final_Coil_of_Bahamut_-_Turn_4'
    verifiedAt: null
  - id: source-a9428abc882c64fc
    title: Stack marker — FFXIV Wiki
    url: 'https://ffxiv.consolegameswiki.com/wiki/Stack_marker'
    verifiedAt: null
  - id: source-954a6b95deb15835
    title: Malkorok — Warcraft Wiki
    url: 'https://warcraft.wiki.gg/wiki/Malkorok_(tactics)'
    verifiedAt: null
  - id: source-0fc3f88c943e43a7
    title: MapleStory
    url: 'https://www.youtube.com/watch?v=w05NnIP1Svs&t=177s'
    verifiedAt: null
relations: []
placements:
  - catalogId: boss-fight-atlas
    id: boss-stack-damage
    title: Boss fights
    url: 'https://gamemechanics.pro/en/mechanics/boss-fight-atlas/#boss-stack-damage'
    categoryIds:
      - catalog-part-14
supersededBy: []
attributes:
  preview:
    updatedAt: '2026-10-22'
    title: Shared-damage stack
    description: >-
      A marked attack's damage is divided among eligible participants within its
      area.
    image:
      src: images/mechanics/boss-final-w05nnip1svs-177.webp
      width: 640
      height: 360
      game: MapleStory
      sourceUrl: 'https://www.youtube.com/watch?v=w05NnIP1Svs&t=177s'
      originalUrl: 'https://www.youtube.com/watch?v=w05NnIP1Svs'
      sourceFrameSeconds: 177
      credit: Nexon; gameplay capture by Vars
      rights: >-
        Game graphics © Nexon. Gameplay recording by Vars. Original visible
        source markings retained. All rights reserved; excluded from portal MIT
        and CC BY 4.0.
      caption: 'MapleStory: players share Crimson Queen’s breath'
      alt: 'MapleStory: players share Crimson Queen’s breath'
      markers:
        - x: 61
          'y': 64
          label: Breath damage is divided among characters who take it together
    tips:
      - >-
        Distinguish a stack signal from personal danger and explain the required
        group size.
    examples:
      - title: MapleStory
        url: 'https://www.youtube.com/watch?v=w05NnIP1Svs&t=177s'
endsAt: null
provenance: >-
  Editorial reference index based on the 124 public Boss Fight Atlas mechanic
  pages checked on 2026-10-20. Original concise RU/EN definitions by
  gamemechanics.pro; source categories, game/boss associations and reference
  URLs retained from the atlas. Linked materials retain their original rights;
  references are upstream attributions, not independent verification.
license: CC-BY-4.0
codeLicense: MIT
attribution: gamemechanics.pro contributors
catalogKey: catalog/boss-fight-atlas
---
# Shared-damage stack

id: boss-fight-atlas--boss-stack-damage
type: mechanic
key: mechanic/boss-fight-atlas--boss-stack-damage
lang: en
status: active
url: https://gamemechanics.pro/en/knowledge/mechanic/boss-fight-atlas--boss-stack-damage/

A marked attack's damage is divided among eligible participants within its area.

## At a glance

![MapleStory: players share Crimson Queen’s breath](https://gamemechanics.pro/images/mechanics/boss-final-w05nnip1svs-177.webp)

[MapleStory](https://www.youtube.com/watch?v=w05NnIP1Svs&t=177s) · Game graphics © Nexon. Gameplay recording by Vars. Original visible source markings retained. All rights reserved; excluded from portal MIT and CC BY 4.0.

[Source recording](https://www.youtube.com/watch?v=w05NnIP1Svs), 177 s

1. Breath damage is divided among characters who take it together

- Distinguish a stack signal from personal danger and explain the required group size.

- [MapleStory](https://www.youtube.com/watch?v=w05NnIP1Svs&t=177s)

## How it works

A marked attack's damage is divided among eligible participants within its area.

## Variants

### How the technique works

<a id="boss-stack-damage-rule"></a>

- A marked attack's damage is divided among eligible participants within its area. <a id="boss-stack-damage-definition"></a>

## Context and limits

A concise reference to all 124 Boss Fight Atlas mechanics across its 14 source sections. Each entry includes a definition, full RU/EN lesson links, game references and further reading retained from the source. Animations and detailed rules remain in the atlas.

## Connected materials


## Sources and provenance

Editorial reference index based on the 124 public Boss Fight Atlas mechanic pages checked on 2026-10-20. Original concise RU/EN definitions by gamemechanics.pro; source categories, game/boss associations and reference URLs retained from the atlas. Linked materials retain their original rights; references are upstream attributions, not independent verification.

- [Boss Fight Atlas: Shared-damage stack (RU)](https://polyakovin.github.io/boss-fight-atlas/ru/mechanics/stack-damage/) (id: source-26af846aa21f9b2a)
- [Boss Fight Atlas: Shared-damage stack (EN)](https://polyakovin.github.io/boss-fight-atlas/en/mechanics/stack-damage/) (id: source-ef604fc8b7b065b4)
- [Crimson Queen · MapleStory](https://www.youtube.com/watch?v=w05NnIP1Svs&t=155s) (id: source-86d7e3f913e6e67e)
- [Bahamut Prime · Final Fantasy XIV](https://www.youtube.com/watch?v=Fbmd4eRNwnE&t=675s) (id: source-adf6eaf9b230b108)
- [Malkorok · World of Warcraft](https://www.youtube.com/watch?v=B5i8ErpMdXM&t=207s) (id: source-99b22607d8f5b18e)
- [Crimson Queen — MapleStory Wiki](https://maplestorywiki.net/w/Crimson_Queen) (id: source-0911dbd2208fa8d9)
- [The Final Coil of Bahamut — FFXIV Wiki](https://ffxiv.consolegameswiki.com/wiki/The_Final_Coil_of_Bahamut_-_Turn_4) (id: source-55af92be9e5f802a)
- [Stack marker — FFXIV Wiki](https://ffxiv.consolegameswiki.com/wiki/Stack_marker) (id: source-a9428abc882c64fc)
- [Malkorok — Warcraft Wiki](https://warcraft.wiki.gg/wiki/Malkorok_(tactics)) (id: source-954a6b95deb15835)
- [MapleStory](https://www.youtube.com/watch?v=w05NnIP1Svs&t=177s) (id: source-0fc3f88c943e43a7)

CC-BY-4.0 · gamemechanics.pro contributors
