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Put characters in awkward poses, create your own wheeled vehicles, and do much more with this mod.
Add new features and fix bugs in Half-Life version 1.1.1.0 and Counter-Strike Retail version 1.0.0.5.
Fix several multiplayer issues in Half-Life: Blue Shift.
Play this unique map for Counter-Strike.
Travel through time to correct a rift in the space-time continuum with this single-player mod.
Evaluate the half-life of radioactive elements.
Turn multiplayer Half-Life into an experience reminiscent of a John Woo film with this mod.
Get a new look with these high definition character models for Half-Life.
Attach objects to one another with the new Physics Gun in this Half-Life 2 mod.
Extract contents of Half-Life packages.