Medal of Honor: Allied Assault (abbreviated MoHAA) is a first-person shooter (FPS) computer game developed by 2015, Inc. and created by Steven Spielberg. It is the 3rd installment of the Medal of Honor series. The game, based on the Quake III Arena engine with modifications from Heavy Metal: F.A.K.K., simulates infantry combat in the European and North African Theaters during World War II. Allied Assault is the first game in the Medal of Honor series to be released for Windows, and the only one to be ported to Linux. In the game the player takes on the role of Lt. Mike Powell of the United States Army Rangers who works for the OSS. Single player missions include assaulting German bases in Algiers and Norway, storming Omaha Beach on D-Day, and rescuing comrades behind enemy lines in occupied France. The game has been re-released as the Medal of Honor: Allied Assault Deluxe Edition which includes the Medal of Honor: Spearhead expansion pack, two strategy guides, music from Allied Assault, and a preview of Medal of Honor: Pacific Assault, and the Medal of Honor Allied Assault War Chest which includes the game and both expansion packs. Medal of Honor: Allied Assault - Spearhead is the first expansion pack released for the computer game Medal of Honor: Allied Assault. It was released for the PC. The main addition to the game was the addition of the amred forces of both the United Kingdom and the Soviet Union, although you do not play as memebers of these armed forces, you play as an American throughout the game. Spearhead is the first expansion pack for Allied Assault. It was developed by EA Los Angeles. Spearhead re-enacts 3 major European Theater battles through the eyes of Sgt. Jack Barnes (who is voiced by Gary Oldman), a paratrooper of the 501st Parachute Infantry Regiment, 101st Airborne Division. As Barnes, players land behind the Atlantic Wall on D-Day in Normandy, hold the line near Bastogne in the Ardennes during the Battle of the Bulge, and infiltrate Berlin before the Red Army begins their attack. Spearhead adds Soviet and British weapons to the player's arsenal as well as being available for multiplayer selection. Breakthrough is the second expansion pack for Medal of Honor: Allied Assault, this time developed by TKO Software where the player takes the role of Sgt. John Baker of the US 34th Infantry Division. This campaign covers the Battle of Kasserine Pass, the turning point of the North African campaign, the fall of Bizerte and the Allied invasion of Sicily in 1943, along with the epic race to Messina between George Patton's 7th U.S. Army and Bernard Law Montgomery's British 8th Army, the bloody Battle of Monte Cassino, followed by the amphibious landings and defense of the beachhead at Anzio in 1944. Breakthrough adds Italian weapons for single player and multiplayer as well as the British and Soviet weapons from Spearhead. Also, additional British weapons are included, to complete the British arsenal.