Challenger 3?
Rheinmetall has taken a seemingly ordinary Challenger 2 main battle tank and, in a move that makes it look more like a German Leopard 3, given it a modified turret with frontal armor, a new, more powerful new engine and modified suspension.
Most important of all, it is a testbed for Rheinmetall’s new 130mm smoothbore main gun with an auto-loader.
Ooof.