Field-marshal Eugen von Schwartau, the Caucasian F ox, led his Nazi stormtroopers to the very gates of Moscow, striking terror into the heartland of Russia. Now, with the fortunes of war temporarily going against the Germans, von Schwartau had his troops poised for a crippling attack on the Russian oilfields. The Allies needed commandos that could be as cunning and as deadly as the Caucasian Fox himself.