| Book | Selector | Unit |
| Armies of the United States | 1943 - Operation Avalanche | M21 mortar carrier |
| Armies of the United States | 1943 - Operation Husky | M21 mortar carrier |
| Armies of the United States | 1944 - Anzio, The Road To Rome | M21 mortar carrier |
| Armies of the United States | 1944 - Battle of the Bulge | M21 mortar carrier |
| Armies of the United States | 1944 - Cassino | M21 mortar carrier |
| Armies of the United States | 1944 - Normandy | M21 mortar carrier |
| Armies of the United States | 1944 - Operation Cobra | M21 mortar carrier |
| Armies of the United States | 1945 - Rhineland | M21 mortar carrier |
| Battle of the Bulge | Anti-tank Reinforced Platoon | M21 mortar carrier |
| D-Day: US Sector | Late-War Ranger Company | M21 mortar carrier |
| D-Day: US Sector | Late-War Rangers Mortar Company | M21 mortar carrier |
| D-Day: US Sector | Late-war US Airborne Glider Weapons | M21 mortar carrier |
| D-Day: US Sector | Late-war US Armoured Rifle Company | M21 mortar carrier |
| D-Day: US Sector | Late-war US Army Anti-tank | M21 mortar carrier |
| Armies of the United States | U.S. Reinforced Platoon | M21 mortar carrier |
| Tank Wars | U.S. Tank Platoon | M21 mortar carrier |
| D-Day: US Sector | US Airborne Reinforced Platoon (Normandy) | M21 mortar carrier |
| D-Day: US Sector | US Army Light Artillery Battalion Firing Battery | M21 mortar carrier |
| D-Day: US Sector | US Army Machinegun Platoon | M21 mortar carrier |
| D-Day: US Sector | US Army Mortar Platoon | M21 mortar carrier |
| D-Day: US Sector | US Army Weapons Platoon | M21 mortar carrier |
