and two booster packs, Armored Fury (adding three new battles in the USA) and Euro Force (adding the European Union), were also released. A similar game called Battlefield 2: Modern Combat was released for consoles, with a larger single player mode but limited online play. Battlefield 2142 was released in 2006, taking place during a global ice age in the 22nd century. While most of it is graphically similar to Battlefield 2, it introduced a variety of equipment to unlock and battles between two giant "Titan" airships. The Northern Strike expansion pack was later released, adding new maps, vehicles, and a new game mode. Its use of in-game advertising was controversial among players and not well received. Battlefield: Bad Company, released in 2008, is set in a near-future war between the United States and Russia, and follows a US Army company's escapades and their search for hidden gold. This new Battlefield game had a variety of vehicles for land, air and sea. It had a new destruction system that allowed the player to break and destroy environments, based on a new game engine named Frostbite, which replaced the Refractor engine used in earlier releases (with the exception of Battlefield 2: Modern Combat, which used RenderWare). In 2009, EA released two download-only games, Battlefield Heroes, a free-to-play Refractor 2 engine game, supported by advertising and micropayments and Battlefield 1943, a Frostbite engine game, released in July 2009, for Xbox 360 and PlayStation 3, and was scheduled for release in Q1 2010, for PCs, but was cancelled. In 2010, a sequel to Battlefield: Bad Company, Battlefield: Bad Company 2, was released, involving "B" Company's search for an electromagnetic pulse weapon. It features a larger multiplayer than its predecessor Bad Company, with updated graphics and realistic effects (e.g. bullet-drop). The game introduced the rush game mode and brought in weapons. It features a "VIP" system of content distribution where player with VIP codes gain early access to new maps. DICE also released an expansion for Bad Company 2, Battlefield: Bad Company 2: Vietnam, setting the game in the Vietnam War. Battlefield 3 was announced in 2009, and in 2010 it was confirmed that gamers who pre-ordered Medal of Honor Limited Edition would receive Battlefield 3 forty-eight hours before the open beta was released. On February 4, 2011, the first teaser trailer for the game was revealed, with a preliminary release in the Fall