# Tetris: an annotated Game Boy disassembly

> Tetris reconstructs the Game Boy World Rev A release as an assembly listing generated with gbdasm and annotated by hand. The README gives RGBDS assembly and linking commands plus file and MD5 comparisons for checking the rebuilt ROM.

- 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/taylus/gb-tetris-dasm>
- Primary source: <https://github.com/taylus/gb-tetris-dasm/blob/0b7975a5a86123c039b682d581396f92b010e566/README.md>
- Catalog page: <https://awesomerea.org/resources/game-boy-tetris-disassembly-case/>
- Record JSON: <https://awesomerea.org/resources/game-boy-tetris-disassembly-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/game-boy-tetris-disassembly-case/index.md)

## Requirements & limits

- **Prerequisites:** Use the RGBDS toolchain and the documented Game Boy Tetris World Rev A ROM for comparison.
- **License:** No licence file in the repository.

## Primary sources

1. <https://github.com/taylus/gb-tetris-dasm/blob/0b7975a5a86123c039b682d581396f92b010e566/README.md>

## More in Games

- [Tetris: byte-matching Game Boy disassembly](https://awesomerea.org/resources/tetris-gb-disassembly/index.md) · Case study
- [tgm2p-decomp: matching The Grand Master 2 Plus SH-2 code](https://awesomerea.org/resources/tgm2p-decomp-case/index.md) · Case study
- [TH04: rebuilding Lotus Land Story’s four PC-98 programs from source](https://awesomerea.org/resources/th04-reconstruction-case/index.md) · Case study
- [TH05: reconstructing Touhou 5's PC-98 programs](https://awesomerea.org/resources/th05-reconstruction-case/index.md) · Case study
- [th06: an independently matching Touhou 6 decompilation](https://awesomerea.org/resources/cirno-labs-th06-case/index.md) · Case study
- [TH06: reconstructing Japanese 1.02h authored functions](https://awesomerea.org/resources/th06-strict-reconstruction-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.