Fable 5.2 one-shotted my nephew's dream game

A five-year-old's birthday game idea turned into a fully-fledged beat 'em up game, thanks to advanced AI tools. The nephew Aiden had drawn up game design documents featuring five selectable heroes, each with unique powers, and twelve bosses. The objective was to rescue the family dog, Pudding. Aiden's vision was for a modern-day Ninja Turtles arcade game, with amazing graphics and sounds, and the ability for four players to play simultaneously.

The younger nephew's idea was taken up by a skilled game developer using Fable 5.2 AI tool. Claude Code, with Opus 4.8 and Fable 5, was used to ship a first version of the game for the birthday. However, the game was not as the nephew had imagined. Aiden provided feedback and the game was further developed. Claude Fable 5.2 generated a game that was fun and had many details that Aiden hadn't asked for, such as cutscenes, crates to smash, and an ending.

The developer added several features to the game, including new characters, enemies, and backgrounds. The game was tested with four PS4 controllers connected to a MacBook, and it worked perfectly. The final product was a fun and engaging beat 'em up game, with original art, music, and an announcer. The nephew was delighted with the final product and played it thoroughly with his family. In total, the game generated roughly 340 million tokens, making it a remarkable achievement in AI-generated game development.