For a game similar to 'Action Half-Life' ...

Video Game genre...

Action adventure RPG Shooter Racing Platform Strategy Fighting Simulation puzzle MMORPG Music Arcade Fantasy Eroge Sports game Visual novel Survival horror Third-person shooter First-person shooter

On following platform...

Microsoft Windows Sony PlayStation 2 Xbox 360 Sony PlayStation 3 Sony PlayStation iOS Nintendo Wii Nintendo DS Mac OS X Amiga Super NES PlayStation Portable Xbox GBA Nintendo Entertainment System Sego MegaDrive Android GameCube GNU/Linux Game Boy Saturn PlayStation Vita Nintendo 3DS Nintendo 64 Sega Dreamcast Game Boy Color Sony PlayStation 4 Wii U Sega Master System Sega Game Gear

... I can play

Postal 2

Postal 2

2003  First-person shooter - GNU/Linux Mac OS X Microsoft Windows - multiplayer  Single player  
 Get game Postal 2
Postal 2 - Wikipedia Postal 2 (stylized as Postal²) is a first-person shooter video game by Running with Scissors, and it is the sequel to the 1997 game Postal. Both are intentionally highly controversial due to high levels of violence and stereotyping. Unlike its pre ...   more on Wikipedia
Back Track

Back Track

1998  First-person shooter - GBA Microsoft Windows - multiplayer  Single player  
 Get game Back Track
Back Track - Wikipedia Back Track is a first-person shooter that was released for the Game Boy Advance in 2001 and Windows PC in late 1990s. It is notable for being the first 3-D shooter to be released on the Game Boy Advance (along with DOOM), however it was quickly overt ...   more on Wikipedia