The Marchland - A Game Created with AI

I used to AI to create a free quick online 4X strategy game, you can play it here: themarchland.comThe game is named “The Marchland” since a marchland is a border region between two countries or realms. The game is similar to another game, Polytopia, but it uses a hexagonal board, has slightly simpler rules, can be played online, and the bots play decently. It also has a few unique twists, and it lets you set a daily timer to avoid playing too much. I used the following process to develop the game:Have AI implement a featurePlay test the game on my own and then give feedback to AI for the next stepsRepeat In retrospect it would have been much faster to have AI fully clone Polytopia, and then iterate on that with the tweaks that I wanted. If you go back over a year (before Nov. 2025), it would have been difficult to develop a game like this end-to-end with AI, but since then AI models and tooling have gotten increasingly powerful. Anthropic’s Claude Code, Open AI’s Codex, and Google’s…