0xreversed/with.ai
Games and modsPartialSource available
Target: Def Jam: Fight for NY (GameCube, USA)

Def Jam: Fight for NY GameCube Recomp

What was done

A GameCube static recompilation project builds a native PC version of Def Jam: Fight for NY from the user's own USA disc image, with new features including online multiplayer.

This project statically recompiles the GameCube version of Def Jam: Fight for NY into a native PC program. The repository describes a build that extracts the executable and game files from the user’s own USA GameCube ISO, recompiles the main program, and builds it with a PC runtime. No game data is included in the repository.

Result and setup

The README describes a native PC build with new features such as online multiplayer. It documents using a plain USA disc image and building from source with the project’s installer and recompiler. The game’s content remains the user’s responsibility.

AI contribution and limits

Public commit records include Claude Opus 5.5 co-author trailers on project work, including changes to the release instructions and repository preparation. The project’s own README does not give a detailed breakdown of which reverse-engineering tasks Claude handled, so this page records the co-authorship evidence without assigning Claude specific findings. The project is unofficial and requires a user-supplied copy.