The good folks over at GOG.com, distributor of DRM-free games both new and old, have embarked on one of their famous sales. To get things started they've giving away System Shock 2 for the next 48 hours, and discounting games like The Witcher 3: Wild Hunt as low as 50 percent off.
The System Shock 2 giveaway is part of a stress test of GOG's Steam-like client called GOG Galaxy. Users who download the client and then visit the sale page through that client will be able to unlock their free copy.
More than a thousand games will be going on sale over the course of the promotion. The more games you purchase, the more experience points you earn towards additional free games like Spelunky, Gabriel Knight: Sins of the Fathers - 20th Anniversary Edition and a Dreamfall Chapters season pass.
Today's deals include Homeworld Remastered Collection, The Witcher 3: Wild Hunt, Rebel Galaxy all at 50 percent off as well as Day of the Tentacle Remastered at 33 percent off. There are also bundle deals on the original X-Wing and TIE Fighter series and Dungeons & Dragons Gold Box classics. New deals will be announced every day.
The Summer Sale ends at 8:59 am ET on June 22.