Save yourself the headache. Spend one hour earning $10 at a part-time job, or ask a friend for a Steam gift card. Buy the game legally from Steam or GOG. You will get a stable, full-featured, virus-free experience that honors the 2005 classic.

This is the most common outcome. Cybercriminals know that gamers love "small file sizes." The 10MB .exe file is usually a trojan, ransomware, or a browser hijacker. Once you run it, your system is compromised.

If you truly have a slow connection (dial-up or limited data) and need a small FPS, play these instead:

If storage/data is a concern, look for reputable repackers (like Mr. DJ or FitGirl) who compress games to around 500MB to 1GB for this specific title, though these are still unofficial sources.