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Terrestrial Ammo is a weapon attachment that appears in Call of Duty: Infinite Warfare. It is available for the HVR and Rack-9, to which it is an integral attachment.

It allows the HVR to achieve there shot kills to the body at close range, making it the only submachine gun capable of killing in three hits in Call of Duty: Infinite Warfare without headshots.

For the Rack-9, it allows superior stopping power compared to its fellow shotguns.