Case study

Super Mario Bros. 3: Famicom disassembly

smb3 disassembles the initial Family Computer release of Super Mario Bros. 3 and adds C-like annotations for branches and loops. An extraction script obtains assets from a headered iNES ROM before building with the cc65 6502 toolchain.

Targets: Game
Category: Independent reconstruction cases
Relationship: Independent reconstruction project
Sources reviewed: 2026-11-09
Evidence class: C2 code & docs, no demo or download

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Evidence

Observed: Code and documentation observed; no download method or demo found.
Checked: 2026-11-09

How evidence classes are assigned

Requirements & limits

Prerequisites: A headered iNES ROM of the initial release is required to extract assets.
Prerequisites: A UNIX-like build platform and the cc65 6502 development suite are listed.
Limits: Plan 9 build support is broken; the current pass covers the initial Famicom release.
License: No licence stated on the project page.

Cite

BibTeX

@misc{smb3-famicom-disassembly-case,
  title = {{Super Mario Bros. 3: Famicom disassembly}},
  howpublished = {\url{https://gitlab.com/segaloco/smb3}},
  url = {https://gitlab.com/segaloco/smb3},
  urldate = {2026-11-09},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/smb3-famicom-disassembly-case/}}
}

Plain text

Super Mario Bros. 3: Famicom disassembly. https://gitlab.com/segaloco/smb3 (accessed 2026-11-09). Awesome REA entry: https://awesomerea.org/resources/smb3-famicom-disassembly-case/

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About this entry

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Primary sources

https://gitlab.com/segaloco/smb3/-/blob/784ea6fa4fd5724cfb0428d03674177e2314ed8f/README