Games like X-COM: Terror From the Deep
Games like X-COM: Terror From the Deep include XCOM: Enemy Unknown, XCOM®: Chimera Squad, X-COM: UFO Defense, STAR WARS Zero Company™, and BattleTech. We matched them by the tags players give X-COM: Terror From the Deep on Steam (Strategy, Turn-Based, Turn-Based Strategy, Sci-fi, and Classic): closest matches first, and among equally close ones the better-known games.

XCOM: Enemy Unknown
Shared: Strategy · Turn-Based Strategy · Turn-Based

XCOM®: Chimera Squad
Shared: Strategy · Turn-Based Strategy · Turn-Based

X-COM: UFO Defense
Shared: Strategy · Turn-Based Strategy · Classic

STAR WARS Zero Company™
Shared: Turn-Based Strategy · Strategy · Sci-fi

BattleTech
Shared: Strategy · Turn-Based · Sci-fi

Sid Meier's Civilization®: Beyond Earth™
Shared: Strategy · Turn-Based Strategy · Sci-fi

XCOM 2
Shared: Strategy · Tactical · Sci-fi

Sid Meier’s Civilization® VI
Shared: Strategy · Turn-Based Strategy · Turn-Based

Warhammer 40,000: Mechanicus
Shared: Strategy · Sci-fi · Turn-Based

X-COM: Apocalypse
Shared: Strategy · Turn-Based · Sci-fi

Sid Meier's Civilization® V
Shared: Strategy · Turn-Based Strategy · Turn-Based

Into the Breach
Shared: Strategy · Turn-Based Strategy · Turn-Based

Gears Tactics
Shared: Strategy · Turn-Based · Tactical

Warhammer 40,000: Battlesector
Shared: Strategy · Turn-Based Strategy · Tactical

MENACE
Shared: Strategy · Turn-Based Strategy · Tactical

Jagged Alliance 3
Shared: Strategy · Turn-Based Strategy · Tactical

The Last Spell
Shared: Strategy · Turn-Based Strategy · Turn-Based

Battle Brothers
Shared: Strategy · Turn-Based Strategy · Tactical

Fallout Tactics: Brotherhood of Steel
Shared: Turn-Based · Strategy · Tactical

Total War: ROME II - Emperor Edition
Shared: Strategy · Turn-Based Strategy · Tactical

Xenonauts
Shared: Turn-Based Strategy · Strategy · Turn-Based Tactics

Xenonauts 2
Shared: Strategy · Turn-Based Strategy · Tactical

Warhammer 40,000: Gladius - Relics of War
Shared: Strategy · Turn-Based Strategy · Turn-Based

ENDLESS Legend™
Shared: Strategy · Turn-Based · Turn-Based Strategy