If you manage to get yourself a Limited Edition version of Revengeance, it is going to be bundled with a replica of Raiden's sword built as a lamp. Coolest limited edition perk ever? Maybe. Either way, that is pretty freakin' sweet and quiet different. Official press release below:
Konami announced that it will release a Limited Edition of METAL GEAR RISING: REVENGEANCE in North America on February 19, 2013. This bundle will include a full copy of the game, official soundtrack, Limited Edition 2-sided Steelbook, and an exclusive high-frequency katana blade plasma lamp.
Developed by Kojima Productions and PlatinumGames, METAL GEAR RISING: REVENGEANCE takes the renowned METAL GEAR franchise into exciting new territory by delivering an action experience unlike anything seen before. The title brings two of the world's most respected development teams together with a common goal of providing players with a fresh synergetic experience that combines the best elements of pure action together with epic storytelling, all within the expansive METAL GEAR universe. METAL GEAR RISING: REVENGEANCE introduces Raiden as the central character; a child soldier transformed into a cyborg ninja killing machine, equipped with a high-frequency katana blade and a soul fueled by revenge.