Community MCP that drives the Unity Editor: scenes, assets, scripts, tests and builds.

How it works

Foe: Clay Golem, a model or part that isn't shaped yet.

Foes

  • Clay Golem

Party · Context

  • WorldbuilderYour agent100/100
  1. Clay Golem

    The Clay Golem blocks the way.

    What really happensIt stands for a model or part that isn't shaped yet.

    Worldbuilder: Context 100/100.

  2. Slump

    The unshaped clay slams down.

    What really happensA model or part takes pass after pass before it holds its shape.

    Worldbuilder takes 13. Worldbuilder: Context 87/100.

  3. MCP for Unity

    The Unity Orb opens a portal from the editor's own setup hall.

    What really happensAfter the package import, Window → MCP for Unity runs a wizard. It checks Python 3.10+ and uv, then configures the clients you pick.

    Clay Golem takes 29.

  4. MCP for Unity

    A light lists the scripts already hiding in the project.

    What really happensA documented first prompt asks the agent to list scripts under Assets/Scripts and say which ones reference Rigidbody.

    Clay Golem takes 13.

  5. Slump

    The Clay Golem uses Slump.

    Worldbuilder takes 13. Worldbuilder: Context 74/100.

  6. MCP for Unity

    Cubes and a player controller strike into the open scene.

    What really happensDocumented prompts create colored cubes in the current scene, or a player controller with WASD movement and a double-jump.

    Clay Golem takes 32.

  7. MCP for Unity

    The Clay Golem stands in the Unity scene you already had open.

    What really happensEdits land in the Unity project. This is CoplayDev's package, not Unity Technologies. Claude Code and Codex auto-connect after the wizard configures them.

    Clay Golem takes 26. Clay Golem falls.

  8. Victory

    The Clay Golem falls.

Learn this spell

Claude Code and Codex

openupm add com.coplaydev.unity-mcp

Notes

Needs Unity 2021.3 LTS through 6.x, Python 3.10+, and uv. Add https://github.com/CoplayDev/unity-mcp.git?path=/MCPForUnity#main in Package Manager, or run openupm add com.coplaydev.unity-mcp. Window → MCP for Unity then connects Claude Code and Codex. Not affiliated with Unity Technologies. The MIT package is free; Aura's separate assistant is paid.

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