Portal (b1) **Allied forces are preparing to launch a major attack on one of the 3 Portal sites that are located within Wolken. In order to succeed they must first knock out the reinforced anti-tank gun. Under the cover of darkness Allied engineers where able to construct a special explosive device in order to do this, but the Axis managed to stop them arming it. Now Allies must find a way of getting the deivce operatioal again and blow the antitank gun in order to gain control of the site.