4J Studios will be the developer to port it to the Xbox 360. 4J was responsible for the ports of classic Rare Nintendo 64 games Banjo-Kazooie, Banjo-Tooie, and Perfect Dark to Xbox Live Arcade, as well as to The Elder Scrolls IV: Oblivion and Overlord: Raising Hell to the PlayStation 3.
It’ll be interesting to see how Minecraft translates to XBLA, and how Kinect will function in it - or what the Achievements will be.