Out of nowhere, developer Sixense has released a new DLC pack for their PS3-exclusive Portal 2 In Motion expansion. Following the game’s PSN release last year, which patched the game to allow for motion controls with the PS Move, the newly released DLC, “Non-Emotional Manipulation,” adds a new co-op campaign accessible via split-screen and PSN for two players to Sixense’s original expansion.

It should be noted that in order to play Non-Emotional Manipulation you’ll need the , which added 20 test chambers and manipulate objects in new ways – you can get it on PSN, and it’s currently on sale. For science, or something.

Via Joystiq