It's the depths of the Cold War. The United States and the Soviet Union scramble to the finish line of a never-ending arms race. Superman is the face of American pride, a symbol of truth and justice–and to the USSR, the tyranny of a capitalist system. But the Soviet Union has received an unlikely gift from an even more unlikely place–a hunk of kryptonite straight from Superman's long-dead home planet, and with it, a chance for the Soviet forces to create their own super-soldier ideally designed to dent the Man of Steel.
Source：https://www.cbr.com/superman-78-the-metal-curtain-1-review/
