# Lester the Unlikely: SNES disassembly and ROM maps

> Lester the Unlikely Disassembly reconstructs the USA SNES game in assembly with RAM and ROM maps and asset-extraction scripts. It uses the project's included SNES ROM framework and requires the user's clean, headerless ROM to extract game assets.

- 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/Yoshifanatic1/Lester-The-Unlikely-Disassembly>
- Primary source: <https://github.com/Yoshifanatic1/Lester-The-Unlikely-Disassembly/blob/64e775d55a5dfd2606c8d3577257ceacefae6392/readme.md>
- Catalog page: <https://awesomerea.org/resources/lester-the-unlikely-disassembly-case/>
- Record JSON: <https://awesomerea.org/resources/lester-the-unlikely-disassembly-case/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/lester-the-unlikely-disassembly-case/index.md)

## Requirements & limits

- **Prerequisites:** Requires a clean, headerless USA ROM with MD5 bb8e9e7429145404f0e4186ad0161fc8 to extract assets.
- **Prerequisites:** Uses version 1.3.1 of the author's SNES ROM framework.
- **License:** GPL-3.0 license.

## Primary sources

1. <https://github.com/Yoshifanatic1/Lester-The-Unlikely-Disassembly/blob/64e775d55a5dfd2606c8d3577257ceacefae6392/readme.md>

## More in Games

- [libadlib: reconstructing HyperBlade's ADLIB behavior system](https://awesomerea.org/resources/libadlib-case/index.md) · Case study
- [Limbo: restoring Fortnite Save the World OT6.5 missions](https://awesomerea.org/resources/limbo-fortnite-ot65-case/index.md) · Case study
- [Lolo: reconstructing the OverField game server and protocol](https://awesomerea.org/resources/lolo-overfield-case/index.md) · Case study
- [LOZ: rebuilding The Legend of Zelda from ROM disassembly](https://awesomerea.org/resources/loz-remake-case/index.md) · Case study
- [LunarCore: reimplementing a Star Rail 4.2.0 game server](https://awesomerea.org/resources/lunarcore/index.md) · Case study
- [Major Havoc: an arcade game disassembly](https://awesomerea.org/resources/major-havoc-disassembly-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.