Born in the states of America, Marshall was raised in foster care at a young age. He never grew up knowing who his family was, he never cared to find out anyway. After leaving foster care Marshall got a opportunity to join a mercenary group heading out for Chernarus to complete a contract. Marshall agreed without hesitation, due to his huge size and rough figure he fit right in with the mercs. After a long journey to Chernarus they finally for filled their contract and hit it big the boys were rich men, but before they could leave they got one more task to stop a weapon transport on its way to the coast for some extra cash. Greedy as they were they accepted this task. Setting up the ambush one of the mercs grew weary and fled. no one tried to stop him less money they had to split. the ambush was ready night time fell over the coast, then it happened three trucks were coming down the road, the mercs opened fire stopping the first truck in its tracks, the other two trucks stopped with the men getting out to return fire. The mercs where gunned down and only Marshall survived, the unknown targets captured him and held him hostage using him as a worker slave. Until finally getting released into to this zombie infested world starting a new story of Marshall Cooper.