Corporal Andre Jamison is an Orbital Drop Shock Trooper in Delta Company, a UNSC Marine Corps Regiment under the command of Captain Adrian Macfillion. Jamison is an experienced Rifleman, also specializing in Marksmanship. Jamison most notably served in the Second Invasion of Arcadia, in which his team was left behind for dead. After HIGHCOMM issued a surrender for Delta Company, Captain Macfillion's team denied orders and held off hordes of covenant in an attempt to save the ordnance in their post. By the time the rest of Delta Company had boarded the UNSC Commonwealth, Macfillions team had lost 16 men. Once the last Pelican Dropship passed over Jamison and the other survivors, they had been issued KIA. The UNSC Commonwealth left the area, leaving Jamison and his surviving teammates behind