Intergalactic Development Inc. games
UMS: The Universal Military Simulator
Release: 31 Dec 1988
UMS: The Universal Military Simulator - The American Civil War
Release: 31 Dec 1988
UMS: The Universal Military Simulator - Vietnam
Release: 31 Dec 1988
Designasaurus
Release: 31 Dec 1989
Jack the Ripper
Release: 31 Dec 1995
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