Kosowe Pole 1389 (Kosovo fields 1389) is a game on the battle of Kosovo (June 28, 1389) when ruling knez (prince) of Serbia, Lazar Hrebeljanović, marshalled a coalition of Christian soldiers, made up of Serbs, but also of Bosnian Serbs, Magyars and a troop of Saxon mercenaries. Sultan Murad I also gathered a coalition of soldiers and volunteers from neighboring countries. This game use the Sredniowiecze system