A good video from Amped Airsoft they took during American Milsim Blacksite IV that happened in April 2025. The story of the series continues from last year's incursion, in which the Coalition of Sovereign Territories (COST) has regained full control of the Anniston, Alabama munitions plant, now vital for their ongoing conflict. However, the powerful Sierra Dynamics (SD) seeks to acquire the facility, and their increasingly tense negotiations with COST have been met with flat refusals.