Games like X-COM: Terror From the Deep
by MicroProse Software, Inc
The war continues... X-COM: UFO Defense brought you to a galactic battlefield. X-COM: Terror from the Deep brings the alien terror into a totally new dimension.Seeking to take advantage of a weakened Earth, X-COM's deep space foes unexpectedly change strategy and launch a powerful second front against planet Earth.
View on Steam · $4.99 →
Ranked by how similar the games actually are, not by sales. Released and Price are remembered for next time.
Closest matches
$4.99X-COM: UFO Defense
Sep 4 · MicroProse Software, Inc
Both: Classic · Turn-Based Strategy · Sci-fi
You are in control of X-COM: an organization formed by the world's governments to fight the ever-increasing alien menace.
StrategyClassicTurn-Based StrategySci-fiAliensTurn-BasedTacticalDifficultSingleplayerTurn-Based Tactics👍 3,206
$4.99X-COM: Apocalypse
Sep 4 · MicroProse Software, Inc
Both: Turn-Based · Tactical · Sci-fi
There's something evil in the city tonight... Earth has been ravaged by human excess, petty conflict and alien invasion. The world's population has been herded into huge cities, the first of which was Mega Primus. 2084: A Utopia shattered, social collapse and civil unrest reigns in Mega Primus. Fiendish aliens terrorize the city.
StrategyTurn-BasedTacticalSci-fiAliensClassicReal-Time with PauseTurn-Based StrategyIsometricSingleplayer👍 847
$39.99Xenonauts 2
Apr 2 · Goldhawk Interactive
Both: Turn-Based Tactics · Turn-Based Strategy · Sci-fi
Wage a global war of resistance against an alien invasion. Command turn-based tactical battles, build a network of covert bases, directly control your fighter wings, and achieve strategic victory in a simulation of asymmetric warfare against a technologically superior foe.
StrategyRPGTurn-Based TacticsTurn-Based StrategySci-fiTurn-Based CombatTacticalTurn-BasedPvECharacter Customization👍 4,857
$4.99X-COM: Interceptor
Sep 4 · MicroProse Software, Inc
Both: Sci-fi · Aliens · Classic
They're back...only this time the heinous aliens are out to destroy Earth and rule the new frontier. As X-COM commander, it's your sole duty to protect humanity and the prized mining operations in outer space.
StrategySci-fiSpaceSpace SimFlightSingleplayerAliensSimulationClassic👍 162
-30%$13.99Warhammer 40,000: Sanctus Reach (Classic)
Jan 19 · Straylight Entertainment
Both: Turn-Based · Turn-Based Strategy · Turn-Based Tactics
Warhammer 40,000: Sanctus Reach is a 3D turn-based strategy game like you’ve never seen before: fast, immediate, deep, impressive to look at and incredibly fun! Fight through a dark era of carnage and endless war and lead the Space Wolves in a struggle to defend the last bastion of mankind.
StrategyTurn-BasedTurn-Based StrategyTurn-Based TacticsTacticalWargameSci-fiMultiplayer👍 1,158
$24.99Xenonauts
Jun 16 · Goldhawk Interactive
Both: Turn-Based Strategy · Turn-Based Tactics · Tactical
Xenonauts is a strategy game in which you control a multi-national military organisation defending a Cold War-era Earth from alien invasion, using small squads of persistent soldiers to eliminate the extraterrestrials and recover their technology in turn-based ground combat.
Turn-Based StrategyTurn-Based TacticsTurn-Based CombatBase BuildingGrand StrategyManagementSingleplayerStrategyTacticalAliens👍 3,815
UFO: Extraterrestrials Gold
Feb 17 · Chaos Concept
Both: Tactical · Turn-Based Strategy · Turn-Based
UFO: Extraterrestrials GOLD is a new GOLD edition which includes a number of changes and improvements giving a player a new look on the classic game: new maps, possibility to hire soldiers, globe UFO swarms and configurability.
StrategyTacticalTurn-Based StrategyTurn-BasedAliensSci-fiSingleplayerRPG👍 172
$5.99Master of Orion 2
Feb 25 · SimTex
Both: Turn-Based · Sci-fi · Classic
Forge an empire in a universe where population growth is stripping away planetary resources. Colonize unknown planets and trade with other races for their knowledge.
Strategy4XTurn-BasedSpaceSci-fiClassicTurn-Based StrategyMultiplayerSingleplayerRetro👍 1,658
$5.99Master of Orion 1
Feb 25 · SimTex
Both: Turn-Based · Classic · Sci-fi
Forge an empire in a universe where population growth is stripping away planetary resources. Colonize unknown planets and trade with other races for their knowledge.
Strategy4XTurn-BasedSpaceClassicSci-fiSingleplayerTurn-Based Strategy2D1990's👍 441
$19.99Space Hulk: Ascension (Classic)
Aug 12 · Full Control Studios
Both: Turn-Based Tactics · Turn-Based · Tactical
Space Hulk: Ascension is a 3D, digital, turn based, strategy game, which re-interprets the classic board game experience, and adds new RPG style mechanics, new weapons and missions, new enemy types, 3 playable chapters and loads of other new features to the single player experience.
StrategyTurn-Based TacticsRPGTurn-BasedTacticalBoard GameSci-fiTurn-Based StrategySingleplayerAction👍 742
$14.99Into the Breach
Feb 27 · Subset Games
Both: Turn-Based Strategy · Turn-Based Tactics · Turn-Based
Control powerful mechs from the future to defeat an alien threat. Each attempt to save the world presents a new randomly generated challenge in this turn-based strategy game.
StrategyTurn-Based StrategyIndiePixel GraphicsTurn-Based TacticsMechsRoguelikePuzzleTurn-BasedRoguelite👍 19,019
-75%$3.74Sid Meier's Starships
Mar 12 · Firaxis Games
Both: Turn-Based Strategy · Sci-fi · Tactical
Build and command a fleet of starships and travel between planets as you explore, build, negotiate, and fight to preserve your vision for humanity.
StrategySpaceTurn-Based StrategySci-fiSingleplayerTacticalCasual4XTurn-Based👍 1,964
RAM Pressure
Sep 15 · QuadCom Interactive, GDT
Both: Turn-Based Tactics · Turn-Based · Tactical
Tactical story-driven online multiplayer game combining the turn-based combat of X-COM with a deep, well-grounded sci-fi setting. Experience intense tactical online multiplayer action and explore a deep plot and unique storyline built on both single-player and multiplayer missions.
StrategyTurn-Based TacticsTurn-BasedFree to PlayTacticalMultiplayerSci-fiFuturisticActionAtmospheric
$34.99UFO2: Extraterrestrials
Jun 15 · Chaos Concept
Both: Turn-Based Tactics · Turn-Based Strategy · Sci-fi
Are strategy games with strong RPG elements your cup of tea? Did you enjoy games like Xcom: UFO Defence, the Fallout series, the Civilization series, the Heroes of Might and magic? And now you are looking for something new to satisfy your craving for turn-based fun?
RPGStrategyTactical RPGTurn-Based TacticsTurn-Based Strategy3DSci-fiTurn-Based CombatAliensTactical👍 144
$19.99Spaceland: Sci-Fi Indie Tactics
Sep 30 · Tortuga Team
Both: Turn-Based Tactics · Turn-Based Strategy · Tactical
Incredibly dynamic turn-based strategy, reviving the traditions of the old school tactics. Lead a team of the most desperate fighters, destroy alien monsters and uncover the secrets of the lost planet.
Turn-Based TacticsTactical RPGTurn-Based StrategyStrategy RPGTacticalStrategySci-fiSingleplayerSpaceIsometric👍 358
$19.99XCOM® 2
Feb 4 · Firaxis Games, Feral Interactive (Mac), Feral Interactive (Linux)
Both: Tactical · Turn-Based Tactics · Sci-fi
XCOM 2 is the sequel to XCOM: Enemy Unknown, the 2012 award-winning strategy game of the year. Earth has changed and is now under alien rule. Facing impossible odds you must rebuild XCOM, and ignite a global resistance to reclaim our world and save humanity.
StrategyTurn-Based CombatTacticalCharacter CustomizationRPGTurn-Based TacticsSingleplayerSci-fiWarMilitary👍 80,018
-60%$15.99ZEPHON
Nov 8 · Proxy Studios
Both: Turn-Based · Tactical · Sci-fi
From the developers of Warhammer 40,000: Gladius, ZEPHON is a post-apocalyptic 4X strategy game built on Proxy’s unique tactical combat system. Guide survivors through a turbulent future, navigating unexpected disasters, eldritch horror and cyberpunk monstrosities. What will you do to survive?
StrategyTurn-Based4XTacticalMultiplayerLovecraftianSandboxCo-opSci-fiProcedural Generation👍 1,841
-35%$12.99Anomaly Collapse
Apr 11 · RocketPunch Games
Both: Turn-Based Tactics · Turn-Based Strategy · Turn-Based
Command a squad of adorably fierce warriors in Anomaly Collapse, a turn-based Roguelite strategy game that offers a fresh twist to an old formula! Face off against otherworldly beings and uncover the dark secrets of supernatural calamities. Immerse yourself in a story where every move counts!
Turn-Based TacticsTurn-Based StrategyTurn-BasedTurn-Based CombatParty-Based RPGRogueliteStrategyRoguelikeSingleplayer2D👍 567
$39.99Aliens: Dark Descent
Jun 19 · Tindalos Interactive
Both: Tactical · Sci-fi · Aliens
Drop into the gripping journey of Aliens: Dark Descent, a squad-based, single-player action game in the iconic Alien franchise. Lead your soldiers in real-time to stop a new and terrifying kind of Xenomorph outbreak on Planet Lethe.
StrategyTacticalActionRTSReal Time TacticsSingleplayerSci-fiAliensTop-DownDark👍 15,320
-75%$7.49ENDLESS Legend™
Sep 18 · AMPLITUDE Studios
Both: Turn-Based · Turn-Based Strategy
ENDLESS Legend™ is a 4X turn-based fantasy strategy game by the creators of ENDLESS Space™ and Dungeon of the ENDLESS™. Control every aspect of your civilization as you struggle to save your homeworld Auriga. Create your own Legend!
Strategy4XTurn-BasedTurn-Based StrategyFantasyHex GridMultiplayerRPGSingleplayerGreat Soundtrack👍 14,414
$4.99X-COM: Enforcer
Sep 4 · MicroProse Software, Inc
Both: Sci-fi · Aliens
X-COM: Earth's top-secret eXtraterrestrial COMbat unit The Place: America - early 21st century The Mission: Eradicate the extraterrestrials Alien forces have invaded Earth and are terrorizing the population.
StrategyActionShooterThird-Person ShooterSci-fiAliensThird PersonSingleplayer👍 310
-50%$19.99Terra Invicta
Jan 5 · Pavonis Interactive
Both: Turn-Based Strategy · Tactical
An alien invasion has fractured humanity into seven ideological factions each with a unique vision for the future. Lead your chosen faction to take control of Earth’s nations, expand across the Solar System, and battle enemy fleets in tactical combat.
StrategyGrand StrategySimulation4XEconomyWarHistoricalTurn-Based StrategyTacticalManagement👍 9,064
$24.99StarVaders
Apr 30 · Pengonauts
Both: Turn-Based Tactics · Difficult · Turn-Based Strategy
Pilot a powerful mech to fight off the alien invasion in this ULTIMATE fusion of deckbuilding and grid-based tactics. Discover game-breaking combos, rewind time to alter your fate, and protect the future of humanity in this endlessly replayable roguelike.
Roguelike DeckbuilderDeckbuildingTurn-Based TacticsRogueliteDifficultVisual NovelCard GameTurn-Based StrategyRoguelikeBoard Game👍 3,763
Also worth a look
Share some of the same DNA, but further from the original.

Interplanetary
May 12 · Team Jolly Roger
Both: Turn-Based Strategy · Turn-Based · Sci-fi
In this turn-based strategy game, players wage interplanetary wars by developing their home planets and firing massive artilleries through the unpredictable gravity fields of the planetary system.
StrategyIndieSpaceTurn-Based StrategyTurn-BasedMultiplayerSingleplayerSci-fiPhysicsLocal Multiplayer👍 541
$5.99MoonBase Commander
Feb 6 · Humongous Entertainment
Both: Turn-Based Strategy · Sci-fi · Classic
Explore. Strategize. Conquer.In the far future, Mankind has nearly exhausted all of earth’s natural resources. Fragile alliances between nations are tested to their limits as fierce wars ignite across land and space.MoonBase Commander puts you in charge of your own lunar territory in a quest to build the most powerful empire in space.
StrategyTurn-Based StrategySci-fiBase BuildingClassic👍 161
$4.99Sid Meier's Alpha Centauri™ Planetary Pack
Mar 7 · Firaxis Games
Both: Turn-Based Strategy · Sci-fi · Classic
Sid Meier's Alpha Centauri™ Planetary Pack includes the original Alpha Centauri and the expansion, Alien Crossfire.
Strategy4XMultiplayerSingleplayerSpaceTurn-Based StrategySci-fiClassic👍 599
-80%$2.99Space Empires V
Oct 16 · Malfador Machinations
Both: Turn-Based · Sci-fi · Turn-Based Strategy
Space Empires V is the latest edition in the Space Empires series. This new chapter completely updates the UI and takes the player into a real-time rendered 3D universe. Watch space battles played out in glorious detail and realistic effects. Expand, Explore, Exploit, and Exterminate in a huge living breathing galaxy.
Strategy4XSpaceTurn-BasedSci-fiSingleplayerTurn-Based StrategyMultiplayer👍 423
$19.99The Last Federation
Apr 18 · Arcen Games
Both: Turn-Based · Sci-fi · Tactical
From the creators of AI War: Fleet Command comes an all-new grand strategy title with turn-based tactical combat, set in a deep simulation of an entire solar system and its billions of inhabitants. You are the last of a murdered race, determined to unify or destroy the 8 others.
StrategySpaceSimulationIndieTurn-Based4XSci-fiGrand StrategyReal-Time with PauseTactical👍 380
-80%$1.99Space Empires IV Deluxe
Feb 7 · Malfador Machinations
Both: Sci-fi · Turn-Based Strategy · Turn-Based
The award-winning Space Empires IV Deluxe is the latest edition in the Space Empires series. A grand strategy title in the space 4X (explore, expand, exploit, and exterminate) genre, Space Empires has already found a place in the heart of strategy gamers everywhere.
Strategy4XSci-fiSpaceTurn-Based StrategyTurn-BasedSingleplayer👍 260
$9.99AI War: Fleet Command
Oct 21 · Arcen Games
Both: Sci-fi · Difficult · Tactical
"You are outgunned. You are massively outnumbered. You must win." These are your orders. Humanity has already fought its war against the machines -- and lost. AI death squads stand watch over every planet and every wormhole, the few remaining human settlements are held captive in orbiting bubbles, and the AIs have turned their...
StrategyRTSSpaceIndieSci-fiCo-op4XGrand StrategyDifficultTactical👍 993
$29.99Galactic Civilizations III
May 14 · Stardock Entertainment
Both: Aliens · Sci-fi · Turn-Based Strategy
Build a civilization that will stand the test of time in the largest space-based strategy game ever! Choose from dozens of unique races and make a name for yourself across the galaxy through diplomacy, espionage, technological advances, and more.
AliensSci-fi4XTurn-Based StrategySandbox3DGrand StrategyModdableHex GridPvE👍 8,337
$4.99Solar War
Jan 6 · Snipefish Entertainment
Both: Turn-Based Strategy · Turn-Based Tactics
A turn-based grand strategy game in space, set in the near future: Defend Earth against an alien invasion from the edge of the Solar System and expand your campaign to push them back to their base.
StrategyIndieGrand StrategySpaceTurn-Based StrategyTurn-Based Tactics4XWargameSpace SimSpaceships



