BiW Reversing: Fishing and keygenning games CD keys
Steam Serial Key Generator CSS Half Life 2 Portal 2 LFD 2 More - video Dailymotion
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Half-Life CD Key Changer Download
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Half-Life Lot: Counter Strike/Opposing Force/Game of the Year Edition PC CD-ROM 20626708630 | eBay
Remembered that I had the CD for Half-Life and learned you can put the CD key in to unlock it. Was surprised that I also unlocked the add-ons with this version. :
Counter-Strike removed from HL Platinum pack - Back Page News - Neowin