Every Xbox 360 owner is anticipating the next version of Halo, coming soon(ish) from Bungie and Microsoft. Lately, MS and Bungie have been releasing teaser documentaries and behind the scenes looks into the ongoing development of the title, including it’s upcoming changes and storylines. This video shows the first ever gameplay footage of a pre-alpha build, in between interviews with artists and animators who are discussing the changes to the Brutes which will be coming to Halo 3. Cute, grumpy, fuzzy monsters no more, the Brutes are becoming full on, agile war machines!

Sit back and watch after the jump..

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