iGamesNews has discovered a demo of Sonic The Hedgehog that shows some pretty interesting details.
This video, almost ten minutes long, was broadcast at a Sega event in 2005 (by the Tokyo Game Show).
If you look at this demo it is quite different from what the game actually ended up being.. It is a game that no fan was enthusiastic about, it had many shortcomings, especially in the field of gameplay, it has been one of the most criticized in the saga.
We leave you the video: