GR: "In order to unlock New Game+ and it's many variations, you have to be the game at least once. This can be done on any difficulty. If you want a little bit of variety in your second playthrough you can choose from the following NG+ Variants...."
via N4G: pc news feed http://n4g.com/news/1168148/dead-space-3-new-game-modes-faq
via N4G: pc news feed http://n4g.com/news/1168148/dead-space-3-new-game-modes-faq