The TIGER TANK was one of the most successful and FEARED German tanks of WW2. The key point that helped the USA were the sheer numbers of our smaller SHERMAN Tank. In ther movie Kelly's heros Donald Sutherland traded some of his Gold and Sherman Tank to the German Comander for his Tiger Tank.Tigers had a WEAK Spot is the Rear of the Tank which allowed for a few victories for the Sherman tanks. They also had some fuel leakage problems in the interior on the tank which Prohibited SMOKING inside the tank. F. Porsche developed the famous "KING Tiger" which was a hugh tank and more advanced than the Tiger 1 and used at the Battle of the Buldge in December of 1944