In what may be the single highest winning bid for the rarest game in existance, the unreleased, unfinished, virtually unplayable, Sega Saturn game Sonic X-Treme has been sold. Via a middleman from a Sega employee who wishes to remain anonymous, its claimed this is the only copy of the game outside of Sega’s offices, and that he personally destroyed all the others.
You can read all about this lost Sonic game at Lost Levels, and view the terms of the auction here