Compare X-Com: UFO Defense prices across trusted key stores and find the best deal. Developed by MicroProse Software, Inc. Published by Take 2 Interactive. Released on 9/4/2008. Available on PC. Genres: Strategy.

The 1994 grandfather of tactical strategy is still punishing, still brilliant, and still the reason half the genre exists.

X-Com: UFO Defense is a turn-based tactical and base-management hybrid that asks you to run a paramilitary organization fighting a slow-burn alien invasion. On the tactical layer, you deploy squads on procedurally generated maps, moving soldiers one action point at a time, managing line of sight, suppression, and the very real possibility that a rookie named after your best friend just got vaporized by a plasma bolt. On the strategic layer, you are managing budgets, research queues, base placement across a world map, manufacturing schedules, and the political mood of every funding nation. Both layers feed each other constantly. Lose too many soldiers and your next mission is understaffed. Ignore the research tree and you will still be fielding rifles while aliens start fielding mind control. For strategy veterans, the depth here is genuine. The research tree has meaningful sequencing decisions. Do you rush Alien Alloys for better armor, or push toward Laser Weapons first? Base layout matters in ways most modern games have abandoned. Radar coverage, workshop adjacency, hangar access - these are real optimization problems with late-game consequences. The AI, by 2024 standards, is predictable, but it cheats just enough on higher difficulties to stay dangerous. And the Geoscape, the world map simulation running in real time while you scramble interceptors and watch UFO crash sites decay, still creates tension that a lot of modern successors fail to replicate. Here is the case for newcomers: yes, the interface is a product of its era, and the game will explain almost nothing to you with any warmth. But the underlying logic is coherent once you map it out. Spend one hour reading the in-game UFOpaedia plus a basic beginner guide from the community, and the core loop clicks fast. Early months are forgiving enough to let you find your footing. The game's famous difficulty spikes - Terror Missions, Chryssalid encounters, Psionic attacks in the late game - all arrive gradually enough that you have time to build toward them. Treat the first campaign as a learning run, not a serious playthrough, and the second campaign becomes a strategic puzzle you will actually want to solve. What does not hold up is the UX. Selling items requires clicking through menus that clearly were not designed with anyone's patience in mind. Soldiers have no persistent nicknames unless you rename them manually. The save system has no autosave, which is either a feature or a problem depending on how sadistic you are. The Steam release is a DOSBox wrapper, functional but barebones, with no widescreen support or quality-of-life patches baked in. The mod ecosystem around the original game is lighter than what grew around OpenXCOM, the free community remaster, so if you want mods you may want to investigate that separately. Still, 95 percent positive across nearly four thousand Steam reviews written decades after release tells you something real about staying power. If you have already played XCOM 2 or Chimera Squad and wondered where this franchise came from, this is the answer. It is rougher, colder, and considerably less forgiving, but the decisions carry more weight precisely because the game does not hold your hand through any of them. Diego, Scout Team

X-Com: UFO Defense

X-Com: UFO Defense

Sep 4, 2008MicroProse Software, IncTake 2 Interactive
GamerScout Says

The 1994 grandfather of tactical strategy is still punishing, still brilliant, and still the reason half the genre exists.

PC
Steam Deck UnsupportedProtonDB Gold
Best Price Available
€0.18
at Gamivo
Lowest tracked: €0.15
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GamerScout Verdict

Essential for strategy players willing to tolerate a 1994 interface in exchange for some of the genre's most consequential decisions.

Compare Prices(8 stores)

GamivoBest price
StandardGlobalSteam KeyKey
€0.18
Priced in EUR by the store
Buy
StandardGlobalSteam KeyKey
€0.35-93%
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StandardEurope (EU)Steam KeyKey
€0.37
Priced in EUR by the store
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StandardGlobalSteam KeyKey
€0.78-84%
Priced in EUR by the store
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StandardGlobalSteam KeyKey
€4.72-5%
Priced in EUR by the store
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StandardGlobalSteam KeyKey
€4.99
Priced in EUR by the store
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StandardEurope (EU)Steam KeyKey
€4.99
Priced in EUR by the store
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StandardGlobalSteam KeyKey
€4.99
Priced in EUR by the store
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Price History

Lowest tracked
€0.1528 Jul 2026
Current best
€0.18
Keyshops
€0.08€0.33€0.57€0.825 Jun29 Jun22 Jul15 Aug7 Sept
5 Jun — 7 Sept
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Screenshots & Media

Screenshot

About X-Com: UFO Defense

X-Com: UFO Defense is a turn-based tactical and base-management hybrid that asks you to run a paramilitary organization fighting a slow-burn alien invasion. On the tactical layer, you deploy squads on procedurally generated maps, moving soldiers one action point at a time, managing line of sight, suppression, and the very real possibility that a rookie named after your best friend just got vaporized by a plasma bolt. On the strategic layer, you are managing budgets, research queues, base placement across a world map, manufacturing schedules, and the political mood of every funding nation. Both layers feed each other constantly. Lose too many soldiers and your next mission is understaffed. Ignore the research tree and you will still be fielding rifles while aliens start fielding mind control. For strategy veterans, the depth here is genuine. The research tree has meaningful sequencing decisions. Do you rush Alien Alloys for better armor, or push toward Laser Weapons first? Base layout matters in ways most modern games have abandoned. Radar coverage, workshop adjacency, hangar access - these are real optimization problems with late-game consequences. The AI, by 2024 standards, is predictable, but it cheats just enough on higher difficulties to stay dangerous. And the Geoscape, the world map simulation running in real time while you scramble interceptors and watch UFO crash sites decay, still creates tension that a lot of modern successors fail to replicate. Here is the case for newcomers: yes, the interface is a product of its era, and the game will explain almost nothing to you with any warmth. But the underlying logic is coherent once you map it out. Spend one hour reading the in-game UFOpaedia plus a basic beginner guide from the community, and the core loop clicks fast. Early months are forgiving enough to let you find your footing. The game's famous difficulty spikes - Terror Missions, Chryssalid encounters, Psionic attacks in the late game - all arrive gradually enough that you have time to build toward them. Treat the first campaign as a learning run, not a serious playthrough, and the second campaign becomes a strategic puzzle you will actually want to solve. What does not hold up is the UX. Selling items requires clicking through menus that clearly were not designed with anyone's patience in mind. Soldiers have no persistent nicknames unless you rename them manually. The save system has no autosave, which is either a feature or a problem depending on how sadistic you are. The Steam release is a DOSBox wrapper, functional but barebones, with no widescreen support or quality-of-life patches baked in. The mod ecosystem around the original game is lighter than what grew around OpenXCOM, the free community remaster, so if you want mods you may want to investigate that separately. Still, 95 percent positive across nearly four thousand Steam reviews written decades after release tells you something real about staying power. If you have already played XCOM 2 or Chimera Squad and wondered where this franchise came from, this is the answer. It is rougher, colder, and considerably less forgiving, but the decisions carry more weight precisely because the game does not hold your hand through any of them.

Diego
Diego · Scout Team

Strategy & simulation

Tags

steamTurn-Based TacticsBase BuildingPermadeathResearch TreeGeoscapeClassic StrategyDOSBoxAlien InvasionSquad Management

System Requirements

Minimum

OS
Microsoft® 2000/XP/Vista®
Processor
80386 processor or better
Memory
4Mb RAM Sound Cards Supported: AdLib compatible cards, SoundBlaster compatible cards and the Roland LAPC-1.

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Reviews & Ratings

Steam
95%(3,955)

Game Info

Developer
MicroProse Software, Inc
Publisher
Take 2 Interactive
Release Date
Sep 4, 2008

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Frequently asked questions about X-Com: UFO Defense

How much does X-Com: UFO Defense cost?

As of 7 September 2026, the cheapest in-stock offer for X-Com: UFO Defense is €0.18 at Gamivo, out of 9 live offers we track across verified key stores. Prices change daily — the table on this page is refreshed continuously.

Where can I buy X-Com: UFO Defense cheapest?

The lowest in-stock price we track for X-Com: UFO Defense is €0.18 at Gamivo (7 September 2026). We compare 9 live offers from verified key stores — the full table with every store and its trust score is on this page.

What platforms is X-Com: UFO Defense available on?

X-Com: UFO Defense is available on PC.

When was X-Com: UFO Defense released?

X-Com: UFO Defense was released on 4 September 2008.

Who developed X-Com: UFO Defense?

X-Com: UFO Defense was developed by MicroProse Software, Inc and published by Take 2 Interactive.