Agent skill

Scene Unload

by IvanMurzak in IvanMurzak/Unity-MCP

Unload an opened scene from the Unity Editor (asynchronously via SceneManager.UnloadSceneAsync).

Apache-2.0Auto-check passedGame Development

Install Scene Unload

skills CLI
$ npx skills add IvanMurzak/Unity-MCP --skill scene-unload -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install IvanMurzak/Unity-MCP scene-unload --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/IvanMurzak/Unity-MCP.git skills-src && mkdir -p .claude/skills && cp -r skills-src/Unity-MCP-Plugin/.claude/skills/scene-unload .claude/skills/scene-unload && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
scene-unload
GitHub stars
4.4k
Token cost
~802 tokens
SKILL.md length
155 words
Files
1
Skills in repo
80
Repo updated
First seen
Licence
Apache-2.0

At a glance

Unload an opened scene from the Unity Editor (asynchronously via SceneManager.UnloadSceneAsync).

  • Game Development work in your project
  • SKILL.md covers Inputs, Behavior, How to Call and Input, plus 1 more section
  • Calls npm and npx

What it does

Scene Unload is an agent skill from IvanMurzak/Unity-MCP. Unload an opened scene from the Unity Editor (asynchronously via SceneManager.UnloadSceneAsync). Use 'scene-list-opened' to find the scene name first.

Its SKILL.md is about 800 tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Game Development. It works with Unity and Model Context Protocol. The repository describes itself as: AI Skills, MCP Tools, and CLI for Unity Engine. Full AI develop and test loop. Use cli for quick setup. Efficient token usage, advanced tools. Any C method may be turned into a… The licence is Apache-2.0.

When your agent uses it

  • Game Development work in your project

Example prompts

  • “scene-list-opened”
  • “/scene-unload”

Requirements

  • Node.js

What it can do on your machine

Read from SKILL.md and the folder at commit 84319d7. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    Shell commands in SKILL.md call:

    • npm
    • npx

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md. Its commands use npm and npx, which can reach the network depending on how they are called.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Scene Unload loads about 802 tokens when it runs. Until then it costs about 41 tokens; SKILL.md has 155 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~41
When it runs · the whole SKILL.md, loaded when a task matches
~802

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from IvanMurzak/Unity-MCP at commit 84319d7, republished under its Apache-2.0 licence (© IvanMurzak). 155 words, ~802 tokens.

Download SKILL.mdSave it as .claude/skills/scene-unload/SKILL.md (or your agent's skills folder).
name
scene-unload
description
Unload an opened scene from the Unity Editor (asynchronously via `SceneManager.UnloadSceneAsync`). Use 'scene-list-opened' to find the scene name first.

Scene / Unload

Unload scene from the Opened scenes in Unity Editor. Use 'scene-list-opened' tool to get the list of all opened scenes.

Inputs

  • name — required non-empty scene name. Must match an opened scene; otherwise throws.

Behavior

Runs SceneManager.UnloadSceneAsync on the main thread and awaits completion. Returns an UnloadSceneResult containing the scene name and an AssetObjectRef to its asset (or null if the scene was not backed by an asset on disk).

How to Call

bash
unity-mcp-cli run-tool scene-unload --input '{
  "name": "string_value"
}'

For complex input (multi-line strings, code), save the JSON to a file and use:

bash
unity-mcp-cli run-tool scene-unload --input-file args.json

Or pipe via stdin (recommended):

bash
unity-mcp-cli run-tool scene-unload --input-file - <<'EOF'
{"param": "value"}
EOF
Troubleshooting

If unity-mcp-cli is not found, either install it globally (npm install -g unity-mcp-cli) or use npx unity-mcp-cli instead. Read the /unity-initial-setup skill for detailed installation instructions.

Input

NameTypeRequiredDescription
namestringYesName of the loaded scene.
Input JSON Schema
json
{
  "type": "object",
  "properties": {
    "name": {
      "type": "string"
    }
  },
  "required": [
    "name"
  ]
}

Output

Output JSON Schema
json
{
  "type": "object",
  "properties": {
    "result": {
      "$ref": "#/$defs/AIGD.UnloadSceneResult"
    }
  },
  "$defs": {
    "AIGD.AssetObjectRef": {
      "type": "object",
      "properties": {
        "instanceID": {
          "type": "integer",
          "description": "instanceID of the UnityEngine.Object. If this is '0' and 'assetPath' and 'assetGuid' is not provided, empty or null, then it will be used as 'null'."
        },
        "assetType": {
          "$ref": "#/$defs/System.Type",
          "description": "Type of the asset."
        },
        "assetPath": {
          "type": "string",
          "description": "Path to the asset within the project. Starts with 'Assets/'"
        },
        "assetGuid": {
          "type": "string",
          "description": "Unique identifier for the asset."
        }
      },
      "required": [
        "instanceID"
      ],
      "description": "Reference to UnityEngine.Object asset instance. It could be Material, ScriptableObject, Prefab, and any other Asset. Anything located in the Assets and Packages folders."
    },
    "System.Type": {
      "type": "string"
    },
    "AIGD.UnloadSceneResult": {
      "type": "object",
      "properties": {
        "Name": {
          "type": "string",
          "description": "Name of the unloaded scene."
        },
        "AssetObjectRef": {
          "$ref": "#/$defs/AIGD.AssetObjectRef",
          "description": "Reference to the unloaded scene asset."
        }
      }
    }
  },
  "required": [
    "result"
  ]
}

© IvanMurzak, Apache-2.0. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in Unity-MCP-Plugin/.claude/skills/scene-unload of IvanMurzak/Unity-MCP.

Open the folder on GitHubat commit 84319d7

Compare with similar skills

Scene Unload next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Scene Unload compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Scene Unload this skillIvanMurzak/Unity-MCP4.4k—~802Automated safety check: PassApache-2.0
Locus Unity BridgeMisaka-Mikoto-Tech/agent-skills278—~4kAutomated safety check: PassMIT
Unity PluginTomLeeLive/openclaw-unity-plugin107—~5.1kAutomated safety check: PassApache-2.0
Unity CLIAmaniDawn/DGame169—~554Automated safety check: PassMIT
Sprite Genaldegad/sprite-gen2.7k—~4.9kAutomated safety check: PassApache-2.0
Fantasy Framework Development Guideqq362946/Fantasy1.4k—~5.8kAutomated safety check: PassCustom licence

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Questions about Scene Unload

What does Scene Unload do?

Unload an opened scene from the Unity Editor (asynchronously via SceneManager.UnloadSceneAsync). Scene Unload is an agent skill from IvanMurzak/Unity-MCP.UnloadSceneAsync).

When should I use Scene Unload?

Scene Unload fits situations like: game Development work in your project.

How do I install Scene Unload in Claude Code?

Run `npx skills add IvanMurzak/Unity-MCP --skill scene-unload -a claude-code`. Or copy the skill folder (Unity-MCP-Plugin/.claude/skills/scene-unload in IvanMurzak/Unity-MCP) into .claude/skills/scene-unload in your project. Claude Code loads it when a task matches its description.

How do I install Scene Unload in Codex?

Run `npx skills add IvanMurzak/Unity-MCP --skill scene-unload -a codex`. Or copy the skill folder (Unity-MCP-Plugin/.claude/skills/scene-unload in IvanMurzak/Unity-MCP) into .agents/skills/scene-unload in your project. Codex loads it when a task matches its description.

Can I use Scene Unload in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add IvanMurzak/Unity-MCP --skill scene-unload -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/scene-unload, .gemini/skills/scene-unload, .github/skills/scene-unload and .opencode/skills/scene-unload in your project.

What does Scene Unload need to run?

Going by SKILL.md and its folder, Scene Unload needs the command-line tools its instructions call (npm and npx). Our summary lists: Node.js.

Does Scene Unload access the network?

SKILL.md contains no URLs. Its commands use npm and npx, which can reach the network depending on how they are called. This is read from the text; nothing was executed.

Is Scene Unload safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Scene Unload use?

Scene Unload is published under the Apache-2.0 licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Scene Unload use?

About 802 tokens (SKILL.md is roughly 3.2k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Scene Unload?

Skills that share tags, products or a category with Scene Unload: Locus Unity Bridge (Misaka-Mikoto-Tech/agent-skills, 278 stars), Unity Plugin (TomLeeLive/openclaw-unity-plugin, 107 stars), Unity CLI (AmaniDawn/DGame, 169 stars) and Sprite Gen (aldegad/sprite-gen, 2.7k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Scene Unload?

IvanMurzak (a GitHub user) maintains it in IvanMurzak/Unity-MCP, which has 4,412 GitHub stars. The repository holds 80 skills in this directory. The repository was last updated on October 10, 2026.

Source: IvanMurzak/Unity-MCP on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.