MudField.io allows two countries to wage war against each other in an ultimate warfare game. You can choose the country you want to fight for, and then choose from four class options. You can choose the soldier that suits you best and drive earth-moving machines like tanks or military vehicles.MudField.io allows two countries to wage war against each other in an ultimate warfare game. You can choose the country you want to fight for, and then choose from four class options. You can choose the soldier that suits you best and drive earth-moving machines like tanks or military vehicles.