XCOM: Enemy Within cover
FranchiseX-COMSeriesXCOM

XCOM: Enemy Within

XCOM: Enemy Unknown →

Critic score7 critics
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First release
Nov 12, 2013
Developer
Firaxis Games
Genres
Strategy, Turn-based strategy (TBS) · Action, Science fiction
Platforms
PC (Microsoft Windows), Mac, Linux

XCOM: Enemy Within is a non-console expansion pack for XCOM: Enemy Unknown, a turn-based tactical strategy game. The expansion adds the ability to gene mod soldiers to add to their powers as well as the ability to create MECs, powerful robotic soldiers. These new features are created by collecting a resource called Meld on the tactical battlefield. A number of new maps were also added to the tactical game, as well as multiplayer. The PC version of Enemy Within is an add-on that requires the base game Enemy Unknown. The Console version of Enemy Within is a standalone expansion that does not require the base game Enemy Unknown.

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Details

Storyline, release dates, time to beat, age ratings, modes, links, keywords

Storyline
XCOM: Enemy Within is the expansion to the 2012 Game of the Year award-winning strategy game XCOM: Enemy Unknown. Enemy Within adds an incredible array of new abilities, upgrades and weapons to combat new enemy and alien threats. This expansion also introduces new maps and missions, new tactical and strategic gameplay, and new multiplayer content providing a fresh new gameplay experience.Read more

XCOM: Enemy Within is the expansion to the 2012 Game of the Year award-winning strategy game XCOM: Enemy Unknown. Enemy Within adds an incredible array of new abilities, upgrades and weapons to combat new enemy and alien threats. This expansion also introduces new maps and missions, new tactical and strategic gameplay, and new multiplayer content providing a fresh new gameplay experience.

Release dates
PC (Microsoft Windows)
Nov 12, 2013
Mac
Nov 12, 2013
Linux
Jun 19, 2014
Time to beatIGDB · recorded
Main + Extras
26h
Age ratings
PEGI 18ESRB M
Game modes
Multiplayer, Single player
Perspective
Bird view / Isometric
Keywords
aliens, mech, turn-based, military, permadeath
… All 17, ufo, steam, digital distribution, customizable characters, retail games with steam activation, pax prime 2013, gamescom 2013, cover system, xbox one backwards compatibility, games on demand, one-handed gameplay, d.i.c.e. awards 2014

At a Glance

Critic Score
89
Main + Extras (IGDB)
26h
OverviewHow it playsMediaCommunityBehind the gameRelated

Overview

Steam review summary

Steam users rate this Very Positive, 1,495 reviews in all languages, recorded 16 October 2026

Valve's summary of Steam user reviews. Valve counts only reviews from purchases on Steam, not key activations, and leaves out review periods it has marked as off-topic. It isn't part of the CritScore score.

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About storefront and compatibility information

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