As Kurt looked back at the smoke rising from the Leningrad suburbs, he felt a sense of grim foreboding. They were the "First"—always the first into the breach, the first to the bridge, the first to see the enemy. But the vastness of the East was beginning to swallow the steel.

During a night assault on a Soviet supply depot, Kurt watched the division’s logistical genius in action. Even as they fought, fuel trucks and ammo carriers moved among the tanks under the cover of darkness. The 1st Panzer was a self-contained city of steel, always moving, always hungry for the next objective. The Gates of Leningrad

The phrase (Attention Tanks, March!) is a legendary command that evokes the rapid, high-intensity armored warfare of the 20th century. While often associated with the tactical doctrines of Heinz Guderian, your request specifically highlights the 1st Panzer Division , the elite "First" of Germany's armored forces.