Before you start
- Install Unreal Engine 5.6.1
- Download official Meccha Chameleon mod kit
- Budget 1–2 days for first upload
5-step MVP map
1. Create content-only plugin
Edit → Plugins → Add → Content Only Plugin → unique name
2. Add a level
Inside plugin: Maps/ folder → new level → enable World Partition, disable Streaming
3. Blockout hide areas
Walls/props with CameraBlockWall collision — test sightlines as hider
4. Package
Legacy Project Launcher → FullGame then MyMod profiles → cook Windows
5. Upload via SteamCMD
Copy .pak/.ucas/.utoc + Preview.png → workshop_build_item with Sample.vdf
Common failures
| Problem | Fix |
|---|---|
| Map not in game list | Wrong plugin name in DLC field |
| Black screen in lobby | Players still downloading — wait |
| Too dark | Add lighting — v1.1.0 disabled default skylight on customs |
Full technical docs exist on TheGamer — we focus on minimum path to publish.