# Columns: a Sega Master System game disassembly

> Columns Disassembly organizes the Sega Master System game into assembly modules for audio, input, entities, menus, interrupts and data. The project aims to document the game's disassembly and build the USA and Europe ROM identified by its published SHA-1.

- 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/lhsazevedo/columns>
- Primary source: <https://github.com/lhsazevedo/columns/blob/ec5ff6b219b11aa2e89d0f6ccc9fa748591d4027/README.md>
- Catalog page: <https://awesomerea.org/resources/columns-sms-disassembly-case/>
- Record JSON: <https://awesomerea.org/resources/columns-sms-disassembly-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/columns-sms-disassembly-case/index.md)

## Requirements & limits

- **Scope:** The documented target is Columns (USA, Europe), SHA-1 3d16b0954b5419b071de270b44d38fc6570a8439.
- **License:** No licence file in the repository.

## Primary sources

1. <https://github.com/lhsazevedo/columns/blob/ec5ff6b219b11aa2e89d0f6ccc9fa748591d4027/README.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.