Raiden’s hack-and-slashery had previously been billed as an “early 2013” release. Now that has been narrowed to February 21st in the US and Europe. There’s a demo coming with the Zone of the Enders HD collection, for those that can’t wait so long.
It’s also been confirmed, during a roundtable on Gametrailers, that the game will introduce new characters through DLC. Obviously.
Here’s a long and quite gruesome trailer: