| title | developer | year | platform | | pop. |
|---|
| X-COM: Apocalypse | author | 2014 | Linux | strategy Science Fiction | | | label | |
| X-COM: Apocalypse | Microprose | 1997 | MS-DOS | strategy Science Fiction | image | subject | label | |
| XCOM 2 | Firaxis Games | 2016 | Linux | strategy turn-based Science Fiction | | | label | |
| XCOM 2: Long War 2 | Pavonis Interactive | 2017 | Linux | strategy turn-based Science Fiction | | | label | |
| XCOM 2: Long War 2 | Pavonis Interactive | 2017 | Windows | strategy turn-based Science Fiction | | | label | |
| XCOM: Enemy Within | Firaxis Games | 2013 | Windows | strategy turn-based Science Fiction | image | | label | |
| XCOM: Enemy Within | Feral Interactive | 2014 | Linux | strategy turn-based Science Fiction | | | label | |
| XCOM: Enemy Within Commander Edition | Firaxis Games | 2013 | PS3 | strategy turn-based Science Fiction | image | | label | |
| XCOM: Enemy Within Commander Edition | Firaxis Games | 2013 | X360 | strategy turn-based Science Fiction | image | | label | |
