Unknown — Ufo: Enemy

Interrogating high-ranking alien captives reveals that the various species are being manipulated by a master race. The Revelation

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.

The ultimate goal is to destroy the Alien Brain , a massive bio-computer that serves as the mastermind and central hub for the invasion. The Endings UFO: Enemy Unknown

Destroying the Alien Brain severs the link between the invaders and their leadership, causing the alien forces on Earth to collapse and saving humanity.

If X-COM goes bankrupt, loses all its bases, or fails the Mars mission, the Council of Funding Nations surrenders. In the PlayStation version's defeat cutscene, the aliens violently murder the negotiator sent to discuss terms. Legacy and Continuity The Endings Destroying the Alien Brain severs the

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)

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 Legacy and Continuity In the original 1994 game

Once X-COM develops the (a powerful interstellar craft), they launch a final mission to Mars.