# Mario Tennis (GBC): a matching USA and Europe disassembly

> Mario Tennis (GBC) reconstructs the USA and Europe Game Boy Color releases as named RGBDS assembly. The build extracts graphics, audio and other data from a user-provided ROM, then reassembles and compares the result with the retail image; subsystem notes cover game logic and data formats.

- Type: Case study
- Targets: Game
- Category: Independent reconstruction cases
- Relationship: Independent reconstruction project
- Sources reviewed: 2026-11-06
- Added to the catalog: 2026-11-09
- Original resource: <https://github.com/gerbiljames/mario-tennis-gbc-disasm>
- Primary source: <https://github.com/gerbiljames/mario-tennis-gbc-disasm/blob/85319c1161204eb9afa56124238f666fc64c3056/README.md>
- Catalog page: <https://awesomerea.org/resources/mario-tennis-gbc-disasm-case/>
- Record JSON: <https://awesomerea.org/resources/mario-tennis-gbc-disasm-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/mario-tennis-gbc-disasm-case/index.md)

## Requirements & limits

- **Prerequisites:** A legal USA or Europe Mario Tennis ROM is required for data extraction.
- **Prerequisites:** RGBDS 1.0.0 or newer and Python 3 with Pillow are required for the documented build and tools.
- **License:** MIT license.

## Primary sources

1. <https://github.com/gerbiljames/mario-tennis-gbc-disasm/blob/85319c1161204eb9afa56124238f666fc64c3056/README.md>
2. <https://github.com/gerbiljames/mario-tennis-gbc-disasm/blob/85319c1161204eb9afa56124238f666fc64c3056/docs/STATUS.md>

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## About this entry

The description was reviewed against primary sources.
Original editorial content: MIT. Linked projects, papers and assets retain their own rights and licenses.