X-COM: Terror From the Deep similar games & best alternatives

X-COM: Terror From the Deep - Trailer
X-COM: Terror From the Deep - x-com-terror-from-the-deep_1.avif
X-COM: Terror From the Deep - x-com-terror-from-the-deep_2.avif
X-COM: Terror From the Deep - x-com-terror-from-the-deep_3.avif
X-COM: Terror From the Deep - x-com-terror-from-the-deep_4.avif
X-COM: Terror From the Deep - x-com-terror-from-the-deep_5.avif
X-COM: Terror From the Deep - x-com-terror-from-the-deep_6.avif

X-COM: Terror From the Deep

PC (Microsoft Windows), DOS, PlayStation • 2008

Should you play it?

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.

What works

  • Deep and challenging tactical gameplay
  • Immersive lovecraftian sci-fi atmosphere
  • Complex base and resource management
  • High replayability with varied strategies
  • Nostalgic classic with dedicated fan mods

Things to keep in mind

  • Dated graphics and sound
  • Steep learning curve and punishing difficulty
  • Tedious long missions and large maps
  • Buggy research tree without mods
  • Lack of multiplayer or social features

What to play next

Top picks

Games that feels the closest overall

  • Xenonauts 2

  • Xenonauts

  • Forgotten Mines

  • UFO: Aftermath

  • X-COM: UFO Defense

  • UFO: Aftershock

More relaxing

Games that feels like X-COM: Terror From the Deep but with a more relaxing feel

  • Horizon's Gate

  • Ground of Aces

  • Pathway

  • Kingsvein

  • From Glory To Goo

  • Dark Deity 2

Less exploratory

Games that feels like X-COM: Terror From the Deep but with less exploration of areas and secrets

  • Warriors of the Nile

  • Cuban Missile Crisis

  • Metal Slug Tactics

  • The Last Spell

  • S.W.I.N.E. HD Remaster

  • Tyrant's Blessing

Choose your own criteria ->

Similarity map

How to compare these games

Compare nearby games

Each card is a nearby game on the similarity map, compared with X-COM: Terror From the Deep. Swipe sideways to move between games. Titles already listed in What to play next are left out.

  • Cover and title: open that game’s page.
  • What works / keep in mind: the same highlights as the desktop comparison panel.
  • Bars: the main motivational differences versus this game.
How to use the graph

Similarity map

Each dot is a game placed from its motivation profile relative to this page’s game. Direction shows which motivation differs most; distance along that axis shows how large the gap is.

  • Purple star: this page’s game at the centre — everything is relative to it.
  • Direction: each axis is a main motivational difference vs this game (e.g. more / less competitive).
  • Distance on an axis: how large that difference is (ring scales show +/− points).
  • Coloured chips: click to highlight games that mainly differ on that motivation; click again to reset.
  • Dotted line: link between this page’s game and the one selected for comparison.
  • Hover a dot to preview that game in the panel on the right; click to keep that comparison.
  • Scroll or double-click the chart to zoom.

How to read the map This is a polar difference map: direction = which motivation differs, and distance = how much (same units as the sidebar deltas).

Swipe to compare nearby games with X-COM: Terror From the Deep. These titles are not in What to play next.

X-COM: Terror From the Deep: Less representative of its motivational profile, with noticeable differences. Motivations that often define this kind of title include Violence, Survival, Fellowship, Intimacy. Here, the score leans higher than usual among comparable games on Leadership, Survival. It leans lower than usual among comparable games on Relaxation.

Last update: 21/08/2026