Steam News

Garry's Mod is 50% Off This Week Only

September 14, 2009, 1:41 pm - Valve - General Announcement

The physics sandbox Garry's Mod has just been updated to include Steam achievements and is now 50% Off until September 21st. Join in the fun today!

This game requires that you own a Source engine game such as Counter-Strike: Source, Half-Life 2, or Day of Defeat: Source. Click here for a full list of games that meet this requirement. Please note that Portal: First Slice and the bundled Half-Life 2: Deathmatch do not fulfill this requirement.