Kotobukiya are great. Their Star Wars line is great, their Shadow of the Colossus figure is great, and this, their contribution to the Halo 3 marketing juggernaut, is just as great. It stands a foot tall, has interchangeable hands and weapons, will be out in October and will set you back USD$99.
galleryPost('Halo3statue', 4, 'Halo 3 ARTFX Statue');

Halo 3 Master Chief ARTFX Statue [Toy News International]