# Metroid II: an in-progress Game Boy disassembly

> Metroid II reconstructs Metroid II: Return of Samus as Game Boy assembly across separate ROM banks. The project identifies a target ROM hash, names mgbdis as a disassembly tool and provides a make-based assembly build.

- 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/Vashy777/metroid2>
- Primary source: <https://github.com/Vashy777/metroid2/blob/a892576930f3d931c636665d7bd643c766b50a2a/README.md>
- Catalog page: <https://awesomerea.org/resources/metroid-ii-disassembly-case/>
- Record JSON: <https://awesomerea.org/resources/metroid-ii-disassembly-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/metroid-ii-disassembly-case/index.md)

## Requirements & limits

- **Prerequisites:** A Game Boy assembly toolchain and make are needed for the build.
- **Limits:** Setup instructions are unfinished, and the disassembly is a work in progress.
- **License:** MIT license.

## Primary sources

1. <https://github.com/Vashy777/metroid2/blob/a892576930f3d931c636665d7bd643c766b50a2a/README.md>
2. <https://github.com/Vashy777/metroid2/blob/a892576930f3d931c636665d7bd643c766b50a2a/Makefile>

## More in Games

- [mine-a1.1.2_01-rev: preparing a Minecraft Alpha decompilation for study](https://awesomerea.org/resources/mine-a1-1-2-01-rev-case/index.md) · Case study
- [Money Idol Exchanger: a Game Boy ROM disassembly](https://awesomerea.org/resources/money-idol-exchanger-disassembly-case/index.md) · Case study
- [Ms. Pac-Man: Namco NES disassembly](https://awesomerea.org/resources/ms-pac-man-nes-namco-case/index.md) · Case study
- [MultiBootSystem: decompiling the Ocarina of Time Master Quest menu](https://awesomerea.org/resources/multibootsystem-master-quest-menu-case/index.md) · Case study
- [Mystical Ninja Starring Goemon: an in-progress N64 decompilation](https://awesomerea.org/resources/mystical-ninja-starring-goemon-decomp-case/index.md) · Case study
- [n64dd: decompiling Ocarina of Time's Disk Drive code](https://awesomerea.org/resources/n64dd-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.