To celebrate the release of Stimulus Map Pack for Call of Duty: Modern Warfare 2, available on the Marketplace 30 March 1200 at a cost of PM ( web link ), Microsoft in partnership with Activision and Infinity Ward has decided to give all Members of Xbox LIVE, the night vision device for Modern Warfare 2 to be applied to our avatar. The content can be downloaded free of charge until next Sunday, April 4, as usual, even from the web .