Key Takeaways

  • User-generated content usually stalls because building custom in-game level editors takes months of engineering effort.
  • Distributing software rules as an AI prompt skill allows users to generate compatible game modules locally using code models.
  • Kath Korevec proved this by distributing the dungeon site skill for a 3D browser game, letting players generate interconnected rooms with plain text prompts.
  • Claire Vo noted that promptable skills compress the gap between creative concepts and working production code from weeks to minutes.
  • Decentralized modding communities can expand game maps rapidly using Korevec's Skill-Based Game Expansion Method.

The Skill-Based Game Expansion Method

Traditional user-generated content requires studios to build, test, and maintain heavy in-engine creation tools. Korevec replaced that entire pipeline with an exportable instruction set that turns Codex into a game-building companion.

  • Step 1: Install Core Skill: Download and install the dungeon site skill into Codex, which defines spatial dimensions, player mechanics, and controls.
  • Step 2: Prompt Aesthetic and Room Constraints: Use generative models (such as Astra) to describe the specific environment and theme (e.g., 'on the moon surface' or 'Stranger Things cartoon').
  • Step 3: Define Continuity: Specify whether to build an open-ended room that passes through into another dungeon or create an end-state game room.
  • Step 4: Distribute via Social Channels: Export the generated room and share it with the developer/community via Twitter or hashtags to integrate it back into the master game.

As Korevec explained, “Basically the dungeon site skill is just saying like here are the dimensions of what a room is, here's what the player is. You can use the here's like what the controls are, etc.” Instead of coding assets by hand, players define the mood, and the AI handles the geometry and mechanics.

When This Works (and When It Doesn't)

This method works when developers want decentralized, user-generated creation without building dedicated level editors. It shines for modular game styles: dungeon crawlers, escape rooms, puzzle games, and sandbox builders where individual spaces link together cleanly.

It breaks down when your game requires strict physics validation or millisecond-level balance tuning. Generative models can hallucinate wall collision bugs or break pathfinding logic between rooms. If an unvetted room introduces an invisible wall or an unbeatable enemy, the master game halts. You still need an automated test runner or a community moderation queue to verify that player-submitted rooms render and resolve properly before merging them.

What to Do With This

Pick one modular feature in your web app or game this week: a level, a dashboard widget, or an email report template.

Write a single system prompt that defines its strict boundary constraints (dimensions, expected input props, output schema, and event handlers). Package that prompt into a skill file for Codex or Claude. Share that skill with three power users in your community and ask each to prompt a new room or component using their favorite theme. If they can build a working module without asking you for API documentation, you have turned your application into a community-extensible platform.