As the Commander, you start with basic human ballistics while fighting various alien species, such as the physically frail but psionic and the brutish Mutons . The "story" is largely driven by your research:
Interrogating high-ranking alien captives reveals that the various species are being manipulated by a master race. The Revelation UFO: Enemy Unknown
Soldiers must fight through the Martian surface and into the underground alien complex. As the Commander, you start with basic human
The story begins in 1998 following a massive spike in UFO sightings, mysterious abductions, and localized attacks. After individual nations like Japan fail to contain the threat independently, representatives from the world's most powerful nations meet secretly in Geneva on December 11, 1998. They establish the , providing it with funding, base facilities, and a mandate to identify and eliminate the alien menace. The Escalation The story begins in 1998 following a massive
You discover that alien technology relies on Elerium-115 , a stable heavy element not found on Earth, which becomes the most vital resource for humanity's advanced crafts and weapons.
In the original 1994 game (released in North America as X-COM: UFO Defense ), the story unfolds through a mix of scripted events and emergent gameplay as you lead a secret paramilitary organization defending Earth from an extraterrestrial threat. The Outbreak (1998)
Destroying the Alien Brain severs the link between the invaders and their leadership, causing the alien forces on Earth to collapse and saving humanity.