199
The Steam Winter Sale is on now!
(store.steampowered.com)
Steam is a video game digital distribution service by Valve.
Steam News | Steam Beta Client news
Useful tools:
SteamDB
SteamCharts
Issue tracker for Linux version of Steam
If you happen to like adventure and puzzle solving games, The Witness is 81% off and realMyst: Masterpiece Edition is 60% off.
I second the nomination for The Witness! A game that teaches you the puzzle systems and challenges you without using a single word. And then when you realize what's going on, the game suddenly gets twice as deep.