Boardgamegeek https://boardgamegeek.com/boardgame/196124/tanks-comet-tank-expansion
English - Based on the Cromwell design, the Comet saw a number of upgrades. A powerful anti-tank gun and extra armour did little to slow the new heavy cruiser down. They reached the front lines late in the war where they helped the Allied forces across the Rhine and into the heart of Germany.