Look at this guy. He's rigged up a copy of Skyrim to work with Kinect. And it doesn't just work. It works well.
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Stuff like menu juggling looks like a bit of a pain, as it's slower owing to the necessity for voice control. But movement and combat? It looks way less horrible than it should. He can even aim his bow properly.
And yes, some of the combat is voice-controlled. Which means literally Dragon Shouting.
You can find more info on how it's all set up at the link below.
Skyrim Kinect [YouTube, via Destructoid]