How to make a 3D Platformer with Unity MCP and Claude Code @SunnyValleyStudio
How to make a 3D Platformer with Unity MCP and Claude Code  @SunnyValleyStudio
Uploaded May 2026 | Updated September 2026, 2 weeks ago
Learn how to use Unity MCP with Claud Code to speed up your game dev process. In this tutorial we will build a 3D platformer prototype and learn in what tasks can AI help us like adding kinematic movement, animator wiring, and code refactoring. Ai is not a "magic button" and human dev still has to review what AI does, fix the mistakes and do any visual tasks like adding visuals to the game, creating a game level or a particle system.

📦 DOWNLOADS & RESOURCES
- Starter project: patreon.com/posts/159645154?pr=true
- Quaternius Platformer asset pack: quaternius.itch.io/ultimate-platformer-pack
- Prompts pdf: drive.google.com/file/d/1sH0OSo-qAq5Tn_191_A3kW-szwJ7xy18/view?usp=sharing

Learn more from my courses: courses.sunnyvalleystudio.com

Prompts best practices: docs.unity3d.com/Packages/com.unity.ai.assistant@2.9/manual/best-practice/prompts.html

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𝗛𝗮𝘃𝗲 𝗮𝗻𝘆 𝗾𝘂𝗲𝘀𝘁𝗶𝗼𝗻𝘀? 𝗝𝗼𝗶𝗻 𝘁𝗵𝗲 𝗱𝗶𝘀𝗰𝗼𝗿𝗱!
discord.gg/RQEtYHz

𝗣𝗟𝗘𝗔𝗦𝗘 support the channel:
patreon.com/sunnyvalleystudio

····· Chapters ···············································································
00:00 Connecting to Unity MCP
02:47 Using Init prompt to create Claude.md
03:55 First prompt - game idea and changelog.md
05:31Animator Controller setup using Claude Code
06:25 Trick 1 - Ask me questions prompt
08:27 Stop AI form asking permissions
09:16 Using /context command
09:38 Implementing Kinematic Character controller
10:29 What is Plan mode?
13:02 Tick 2- adjust the Plan and save tokens
16:16 How to write better prompts
17:37 Can AI create a game level?
17:51 Trick 3 - New session for new Task
20:16 Ai cant replace human devs in Visual tasks
21:40 Can Claude Code add Cinemachine follow camera?
23:36 Remember to Refactor the code!

#Unity3D #GameDev #UnityMCP #claudecode
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How to make a 3D Platformer with Unity MCP and Claude Code

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