Sergeant Gregory "Duke" Schofield, is a member of the Rapid Response Tactical Squad and the main tritagonist of the film. Duke is shown to be charismatic and optimistic, though his love for women and video games tend to show a somewhat immature nature. Not much is known about his personal life, other than being childhood friends with Destroyer. He is first seen playing Galaxian 2 on his handheld device. Duke is visibly upset when RRTS leader Sarge announces their leave has been cancelled. When the group arrives at the Olduvai Research Facility on Mars, Duke immediately develops a crush on Reaper's sister, Dr. Samantha Grimm. Duke is first paired with Sarge and the two search through the Weapons Research Facility. Duke learns of the Grimm's past from Sarge, only to clarify that he wanted to