Look for Reloaded . That is the definitive full version.
Before you hit the download button, it is worth understanding why this specific title remains relevant 20 years later. download alien shooter 2 pc full version
If you want a DRM-free copy that you can install on an old laptop or offline PC, GOG is your best bet. They have patched the game to run perfectly on modern systems without needing compatibility mode. Look for Reloaded