Battletoads

1991 · Rare · NES

One of the hardest games on the NES — and one of the best-sounding. We read its ROM byte by byte.

Chapters

  1. 01 · MusicSoon

    The sound driver, every command it knows, and all twenty tracks as scores.

  2. 02 · TextSoon

    How the game stores its words, and the table that turns bytes into letters.

  3. 03 · GraphicsSoon

    Tiles, palettes, metasprites and the animation scripts that move them.

  4. 04 · LevelsSoon

    How a stage is laid out in the cartridge, from tile maps to enemy lists.

Each chapter opens together with its video.