Kotaku reports that artist David Johnson, has put up for eBay auction this one of a kind Mz Master Chief figure made from polymer clay. The 11.5 inch figure is currently going for $241 with three bids and five days to go. 10% of the profits from the sale will go to support the American Breast Cancer Foundation. Kotaku states, "I've never seen MC looking quite so sexy. It suits him/her well"