This version of Egger Land showcases a potential prototype or revision of the original Japanese NES release. The 'Rev 1' and 'Possible Proto' tags highlight the rarity and potential historical significance of this iteration. Puzzle game fans and collectors would find this version particularly interesting as it offers a peek into the development process and might include unique gameplay elements or design choices compared to other releases.  The developer and publisher remain largely unknown, but the significance of a possible prototype underscores the game's legacy and its niche following.

Egger Land (Japan) (Rev 1) (Possible Proto)

Egger Land - Souzou e no Tabidachi (Japan) (Beta) (1987-11-11)