# Mario Bros.: Z80 arcade disassembly

> Mario Bros. reconstructs assembly for the Z80 arcade game, beginning with the marioja MAME ROM set. It uses GNU Z80 binutils for CPU code and asm48 for sound code; graphics data is outside the project's stated scope.

- Type: Case study
- Targets: Game
- Category: Independent reconstruction cases
- Relationship: Independent reconstruction project
- Sources reviewed: 2026-11-09
- Added to the catalog: 2026-11-09
- Original resource: <https://gitlab.com/segaloco/mb>
- Primary source: <https://gitlab.com/segaloco/mb/-/blob/f07b505e48a8ef1017eb509f389dd4f7854e9cee/README.md>
- Catalog page: <https://awesomerea.org/resources/mb-mario-bros-case/>
- Record JSON: <https://awesomerea.org/resources/mb-mario-bros-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/mb-mario-bros-case/index.md)

## Requirements & limits

- **Prerequisites:** Z80 version of GNU binutils for CPU code and asm48 for sound code.
- **Scope:** The disassembly starts with the marioja ROM set; graphics data is excluded.
- **License:** No licence stated on the project page.

## Primary sources

1. <https://gitlab.com/segaloco/mb/-/blob/f07b505e48a8ef1017eb509f389dd4f7854e9cee/README.md>

## More in Games

- [Mario Golf 64: an early N64 decompilation](https://awesomerea.org/resources/rainchus-mario-golf-64-decomp-case/index.md) · Case study
- [Mario Party 1 US Decomp: rebuilding the US Nintendo 64 game](https://awesomerea.org/resources/mario-party-1-us-decomp-case/index.md) · Case study
- [Mario Party 3: a partial Nintendo 64 decompilation](https://awesomerea.org/resources/mario-party-3-partial-decomp-case/index.md) · Case study
- [Mario Party 5: a GameCube decompilation](https://awesomerea.org/resources/mario-party-5-decomp-case/index.md) · Case study
- [Mario Party 6: a partial GameCube decompilation](https://awesomerea.org/resources/mario-party-6-partial-decomp-case/index.md) · Case study
- [Mario Party 7: a work-in-progress GameCube decompilation](https://awesomerea.org/resources/mario-party-7-decomp-case/index.md) · Case study

## 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.