| title | developer | year | platform | | pop. |
|---|
| Alien Hallway | Sigma Team | 2010 | Windows | strategy Science Fiction | image | subject | label | |
| AREA-51 | Midway Games Austin | 2005 | Windows | shooter Science Fiction | image | | label | |
| AREA-51 | Midway Games Austin | 2005 | PS2 | shooter Science Fiction | image | | label | |
| AREA-51 | Midway Games Austin | 2005 | Xbox | shooter Science Fiction | image | | label | |
| Dark Colony | GameTek | 1997 | Windows | strategy Science Fiction | image | | label | |
| Dark Colony | GameTek | 1997 | Mac OS Classic | strategy Science Fiction | image | | label | |
| Dark Colony: The Council Wars | GameTek | 1998 | Windows | strategy Science Fiction | | | label | |
| Destroy All Humans! | Big Blue Bubble | 2005 | Mobile | action/reflex Science Fiction | | | label | |
| Destroy All Humans! 2 | Pandemic Studios | 2006 | PS2 | shooter Humorous | image | subject | label | |
| Destroy All Humans! 2 | Pandemic Studios | 2006 | Xbox | shooter Humorous | image | subject | label | |
| Destroy All Humans! Big Willy Unleashed | Locomotive Games | 2008 | Wii | action/reflex shooter adventure Science Fiction | image | | label | |
| Destroy All Humans! Big Willy Unleashed | Locomotive Games | 2008 | PS2 | action/reflex shooter adventure Science Fiction | | | label | |
| Destroy All Humans! One Giant Step On Mankind | Pandemic Studios | 2005 | Xbox | action/reflex shooter adventure Humorous | image | | label | |
| Destroy All Humans! One Giant Step On Mankind | Pandemic Studios | 2005 | PS2 | action/reflex shooter adventure Humorous | image | | label | |
| Destroy All Humans! Path of the Furon | Sandblast Games | 2009 | PS3 | action/reflex shooter adventure Science Fiction | image | | label | |
| Destroy All Humans! Path of the Furon | Sandblast Games | 2009 | X360 | action/reflex shooter adventure Science Fiction | image | | label | |
| Deus Ex | ION Storm | 2002 | PS2 | shooter role-play Science Fiction | image | subject | label | |
| Deus Ex | Ion Storm | 2000 | Windows | shooter role-play Science Fiction | image | subject | label | |
| Deus Ex | Loki Games | 2000 | Linux | shooter role-play Science Fiction | | subject | label | |
| Deus Ex | Ion Storm | 2000 | Mac OS X | shooter role-play Science Fiction | | | label | |
| Deus Ex: Invisible War | Ion Storm | 2003 | Xbox | Science Fiction | image | subject | label | |
| Deus Ex: Invisible War | Ion Storm | 2003 | Windows | Science Fiction | image | subject | label | |
| Heroes of Roswell | author | 2003 | Linux | shooter Science Fiction | | | label | |
| Hor | Edge's World | 2004 | BeOS | shooter Science Fiction | | | label | |
| Perfect Dark | Rare | 2000 | N64 | shooter | image | subject | label | |
| Pocket UFO | SMK Software | 2006 | WinCE | strategy turn-based Science Fiction | | | label | |
| Pocket UFO | SMK Software | 2006 | Windows | strategy turn-based Science Fiction | image | | label | |
| Pocket UFO | SMK Software | 2006 | Mobile | strategy turn-based Science Fiction | | | label | |
| The Bureau: XCOM Declassified | 2K Marin | 2013 | Windows | shooter Historical | image | subject | label | |
| UFO: Aftermath | ALTAR Interactive | 2003 | Windows | strategy Science Fiction | image | subject | label | |
| UFO: Aftershock | ALTAR Interactive | 2005 | Windows | strategy Science Fiction | image | subject | label | |
| X-COM: Enemy Unknown | Microprose | 1995 | PS | strategy turn-based Science Fiction | image | subject | label | |
| X-COM: Enforcer | Microprose | 2001 | Windows | action/reflex shooter Science Fiction | image | | label | |
| X-COM: Terror from the Deep | Microprose | 1996 | PS | strategy turn-based Science Fiction | image | | label | |
| X-COM: Terror from the Deep | Microprose Software | 1995 | MS-DOS | strategy turn-based Science Fiction | image | subject | label | |
| X-COM: Terror from the Deep | Microprose Software | 1999 | Windows | strategy turn-based Science Fiction | image | subject | label | |
| X-COM: Terror from the Deep | ? | ? | 3DO | strategy turn-based Science Fiction | | | label | |
| X-COM: Terror from the Deep | ? | ? | Pandora | strategy turn-based Science Fiction | | | label | |
| X-COM: UFO Defense | Mythos Games | 1999 | Windows | strategy turn-based Science Fiction | | | label | |
| X-COM: UFO Defense | Mythos Games | 1994 | MS-DOS | strategy turn-based Science Fiction | image | subject | label | |
| X-COM: UFO Defense | Mythos Games | 1994 | Amiga AGA | strategy Science Fiction | image | subject | label | |
| X-COM: UFO Defense | Mythos Games | 1994 | Amiga CD32 | strategy Science Fiction | image | | label | |
| XCOM: Enemy Unknown | Firaxis Games | 2012 | Windows | strategy turn-based Science Fiction | image | | label | |
| XCOM: Enemy Unknown | Firaxis Games | 2013 | iOS | strategy turn-based Science Fiction | | | label | |
| XCOM: Enemy Unknown | Firaxis Games | 2013 | Mac OS X | strategy turn-based Science Fiction | image | | label | |
| XCOM: Enemy Unknown | Feral Interactive | 2014 | Linux | strategy turn-based Science Fiction | | | label | |
