The tank destroyer, formally 90 mm Gun Motor Carriage, was an American tank destroyer used during World War II. The was essentially an up-gunned tank destroyer, replacing the former's 3 inch gun with a powerful 90 mm gun.
Matilda II An infantry support tank armed with 2 pounder gun. The German 37mm anti tank gun on the Panzer Mk 3 and issued to infantry units was unable to punch a hole in the Matilda's frontal armour even at point blank range, earning the tank the nick name "Queen of the Battlefield". On the introduction of the German 88mm stopped this tank