Sonic NaoSI is another title that requires further investigation to determine its nature and origins. It's highly probable that it's a fan-made project, possibly a ROM hack, a homebrew game, or even a prototype. The lack of readily available information necessitates further research within fan communities or ROM-hacking databases to unearth details on gameplay, development history and the creators. It exemplifies the challenge of cataloging and understanding the large number of unofficial, fan-created games for the Sega Genesis.

Sonic NaoSI

Sonic Megamix 3.5