The Amadeus Syndicate made a personal modification of the Iron Nokana, it equipped with tank treads instead of wheels so it could move faster on any terrain, and has even more improved armor and firepower. Morden constantly appear to support this vehicle with his bazooka. On Metal Slug Defense is revealed that the Morden inside the Iron is a fake, giving to think that is probably one of the Amadeus's Morden Robot that appears on his facility.