is a squad-based tactical combat and global strategy game released in 2003 by ALTAR Interactive. Often considered a spiritual successor to the original X-COM series, the game tasks you with reclaiming Earth after a devastating alien attack that wiped out most of the human population with a toxic spore cloud. Core Gameplay Mechanics
: Your soldiers gain experience and can be trained in specialized skills like marksmanship or stealth to handle increasingly difficult alien technology. Essential Strategy Tips UFO: Aftermath
: A major threat in the game is a fast-growing mutagenic organism that can swallow entire regions of the world, including your bases. Containing the Biomass through specific research and anti-biomass bases is critical to your survival. is a squad-based tactical combat and global strategy
: Played on a 3D globe, you manage a limited number of bases (Military, Research, and Manufacture). There is no currency system; instead, you capture bases to gain resources, research alien technology, and manufacture advanced equipment. Essential Strategy Tips : A major threat in
The game is split into two distinct modes that interact with each other to simulate the war for Earth's survival: