This just hit Steam yesterday.
I only got to briefly try the demo last night, but what I've seen so far has been awesome. If anyone's ever played The Lost Vikings back in the day, this game has much of that same spirit.
__________________
WINTERFELL - C2D E8400 - DFI Lanparty JR P45-T2RS MATX Motherboard - Mushkin Redline PC2 8000 DDr2 - EVGA Geforce GTX 285 - Silverstone SG01 case
RIVERRUN - Pentium DC 2.5ghz - 4GB OCZ DDR2 - Cheapie ASUS Motherboard w/onboard vid - Antec Sonata III
KING'S LANDING - 80GB Playstation 3