Terrain and singleplayer content will only be available by purchasing the pack, however. Despite being primarily trialed by the US Army in real life, it uses the Navy Mk. To keep the playing field level, a " compatibility data pack" has also been released that will let players who don't purchase the DLC to access its content on multiplayer servers. Global Mobilization - Cold War Germany: Developed by Vertexmacht and. The DLC also adds 35 new weapons and 52 vehicles (both including variants), nine singleplayer scenario, one singleplayer Showcase scenario, and nine multiplayer scenarios. It includes a new map, Gabreta, with "deep forests, windswept mountains, calm valleys, a railway network, and various military outposts," and a trio of new factions representing the US, Czechoslovakia, and local rebel fighters. CSLA Iron Curtain (CSLA, by the way, stands for "Československá lidová armáda" in Czech and "Československá ľudová armáda" in Slovak, which translate to Czechoslovak People's Army, the Czechoslovakian armed forces until 1990) is intended to simulate the outbreak of hostilities between the East and West at the height of the Cold War.