19
Gearbox Software
148
Commercial
Opposing Force the expansion for Half-Life shows how expansions are made.
2
CGS Software
67
Fight hordes of enemies with advanced weapons in this action packed 3D shooter.
34
KSY Software
20
Shareware
Fly on a small spaceship and destroy hordes of evil aggressors.
13
Valve
593
Commercial
Half Life 2 is a great first person shooter for Windows.
segabandonware
124
Freeware
It has a black-basketball theme and has a myriad of game options.
Stage 2 Studios
841
Commercial
Lifeless Planet is an exciting adventure game with an alien theme.
Vector Games
128
Commercial
Dark Raid is a Retro FPS Action game with an alien theme.
mythemepack
14
Freeware
This is a black/blue colored Rockstar theme for Windows 7 and 8.
2
NADDIC GAMES
283
Freeware
CLOSERS is an MMORPG game with an alien monster theme, set in Seoul, South Korea.
37
Sigma Team
79
Shareware
Alien Shooter Conscription is the continuation of cult Alien Shooter 2.
UltimateArcade
Freeware
Hang The Alien is a puzzle game where you save the alien by guessing the word.
Team17 Software
17
Commercial
Alien Breed 3: Descent is the final explosive chapter in the Alien Breed series.
Eric Chahi, DotEmu
45
Shareware
In an alien and inhospitable world; dodge, outwit, and overcome alien monsters.
![[Red Sky] Strike Witches-Win7 theme](https://img.informer.com/images/default_icon/default_32_0.png){kind=icon}
![[Crimson Sky] BRS-win7 theme](https://img.informer.com/images/default_icon/default_32_5.png){kind=icon}
![[Win7 Theme] Sora no Otoshimono -](https://img.informer.com/icons/png/32/3914/3914534.png){kind=icon}
