The Marder 2 was an experimental German IFV, developed in the late 1980s to replace the aging Marder IFV. It featured more armor, a new turret and a brand-new Rheinmetall dual-caliber autocannon that could fire both 35mm and 50mm rounds. Despite its qualities, the vehicle was never accepted in service due to its high cost and because it was no longer needed because of the fall of the Soviet Union. A single surviving prototype can be found today in the Koblenz military collection. Marder 2 is now