Full latest version. Delete old version. Extract to <path to steam>\SteamApps\sourcemods. Restart Steam. If you updated using patches there is no reason to install this full version.
Much appreciation to geotavros for giving us so much!
...ahem... next features will be:
-First Person Shooter Mode(Not that little screen on the bottom)
-New Bugs (Monsters)
-New Marine Models (Space Marines? XD)
-New Multi-Level (3+ floor) Maps
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