The airsoft version of the MA5 Assault Rifle Series for Halo 4, the MA5D Individual Combat Weapon System, is now in stock at AirsoftGoGo... "The Halo MA5D AEG rifle will not fire until the magazine is inserted. It then show 95 rounds on the digital screen and count down with every shot. As soon as the counter hits 0 it stops firing and requires the magazine to be changed.