You are the commander of X-COM; a multi-national defense force formed to defeat aliens, who threaten mankind's very survival. COMMAND DEADLY CLOSE-COMBAT BATTLES. After shooting down UFOs you must send your finest soldiers into action against the aliens in an attempt to recover their technology, weapons or bodies! RESEARCH AND MANUFACTURE ALIEN TECHNOLOGIES. Use your scientists to analyze captured alien items and then get your engineers to copy their technology so you can fight on equal terms. DEVELOP A STRATEGY TO SAVE THE EARTH. You will not defeat the aliens simply by blasting them out of the sky. You'll have to think carefully about your every action. In X-COM - UFO Defense action and strategy exist side by side.
UFO: Enemy Unknown (later released under the title X-COM: UFO Defense in the United States and Japan, and also as X-Com: Enemy Unknown for the Sony PlayStation) is a critically acclaimed strategy video game developed by Julian Gollop's Mythos Games and published by MicroProse in 1994 for the PC and Amiga computers and the Amiga CD32 console, and in 1995 for the PlayStation. It is the first entry in the X-COM series and is often cited by critics and in polls as one of the best video games ever made. A reimagined remake, XCOM: Enemy Unknown, was developed by Firaxis games 18 years after the original's release.