It was the OG Counterstrike that started as an Unreal Tournament mod before getting a standalone release. It was popular for a long time entirely because it had zero anti-piracy built in and it supported modding. The game came out in 1999 and people still play it today.
Xbox Console Sales Are Tanking (kotaku.com) angielski
Then vs Now (startrek.website) angielski
What game did you find in a bargain bin that turned out to be awesome? For me it was Z by Bitmap Brothers which I got at Zellers for $0.47 angielski
If you’re thinking of buying Z now - the modern remake is a careless trash port FYI