Developed by Roger Keating, it was the first in the "When Superpowers Collide" series, and was followed by RDF 1985, Baltic 1985: Corridor to Berlin and Norway 1985.

The game presents the hypothetical situation of the Soviet Union invading southern and central West Germany where NATO forces must contain and repel them.

The first, called "Advance-to-Contact" involves Soviet and American forces as they rush to establish a cohesive front line.

He stated that the terrain was generally accurate to what he saw while stationed in Germany for eight years, and approved of the game's two separate scenarios.

In addition, the 1981 SSI game Southern Command, which was a simulation of the Israeli counterattack across the Suez Canal during the 1973 war with Egypt, used the same combat resolution system.