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MICROSOFT | Halo 3: Believe - John 117 Monument | 2008
The 1,200-Square-Foot Commitment That Turned a Game Into "War" / Microsoft "Halo 3: Believe"
It's an ad for a video game, but no game footage shows up anywhere in it. All you get is an old soldier recalling memories of war, and a massive 110-square-meter battlefield diorama. This ad treated Halo 3 like it was a real war.