Hardware Canucks tried the The NZXT Manta ITX Case
A quote from the article:
The new mystery NZXT case is finally here: the Manta. This mini-ITX case bends the rules with its curvy frame, and it's aimed at the growing mITX market of those who demand small, powerful systems. Let's see if this small fry lives up to big expectations.The NZXT Manta ITX Case Review @ Hardware Canucks
The first thing you notice about the Manta is its curves. At $139, NZXT is obviously trying to attract enthusiasts who will invest in a case that stands out from the crowd. The curved metal panels all around give it an elegant design'this far from an ordinary case. The second you notice is the size: the Manta actually isn't that small for an mITX enclosure, and an ATX version of this case certainly seems doable.