Xen on 22 July 2013
Dug around my RSS feed and found a nice trailer:
And a bit more info:
http://www.siliconera.com/2013/07/18/drakengard-3s-four-is-more-reserved-but-still-as-promiscuous-deep-down/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+siliconera%2FMkOc+%28Siliconera%29
The gameplay looks fucking awesome, to be honest.
