Hideo Kojima, you liar! The stealth action king stopped by the Microsoft Media Briefing to reveal Metal Gear Solid Rising for Xbox 360. Development's under way, but this new game may not be exclusive.
The video shown features the storms shown in the Kojima Countdown -- oh, and it also features the gaunt face of noted techno-ninja, Raiden. Hopefully we'll know more in the coming days!
[Update: The Kojima Countdown has ended! Now there's a page that ... links to this logo image.]