Updates to Team Fortress 2 have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Team Fortress 2
Added From Dust promotional content.
Fixed a problem with the application of team-colored paints.
Fixed Mac-only replay editor crash.
“Meet the Medic” startup music added.
Definitely did not add cheats for upcoming Free-2-Play Invitational Cup.
Get the full article at store.steampowered.com

Updates to Left 4 Dead 2 have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Left 4 Dead 2
Encore Mutation: Taannnkkk
Fixes for localization errors.
Updated Dark Carnival Finale map
Get the full article at store.steampowered.com

Updates to Team Fortress 2 have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Team Fortress 2
Fixed a damage calculation in the Mantreads on Linux server, which could cause a physics crash
Get the full article at store.steampowered.com

Call of Duty®: Black Ops Annihilation Content Pack is now available on Steam.

Obliterate the competition with “Annihilation,” the newest downloadable content pack for "Call of Duty: Black Ops", with 4 unique Multiplayer Maps and a wild new locale for the latest in unrelenting Zombies action.

Zombies are also back in "Annihilation," as players unearth the mysteries of "Shangri-La," a legendary shrine lost in an exotic jungle, where new undead species lurk within a treacherous laby... [read more]

Updates to Team Fortress 2 have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Team Fortress 2
Fixed a Mac client crash triggered after selecting a team
Fixed a couple of replay issues
Updated the localization files
Get the full article at store.steampowered.com

Updates to Left 4 Dead 2 have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Left 4 Dead 2
Updated Dead Air
Made change to prevent rushing issue in The Terminal.
Removed truck roof exploits in finale.
Added Infected entry points to respawn closet in finale.
Fixed finale scoring.
Removed defib from Versus Finale.
Get the full article at store.steampowered.com

LAND O'LAKES, FLORIDA - Artix Entertainment, the small, independent game development studio that delivers download-free browser-based RPGs to 130 million users, invites all its players to participate in the epic finale of one of the most highly talked about storylines of AdventureQuest Worlds this Friday, July 29th, at 7 PM EDT...
Get the full article at ign.com

Updates to Team Fortress 2 have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Team Fortress 2
Corrected the damage ramp for the Cow Mangler 5000 and the Soda Popper
Fixed a rare crash bug with the Demoman TFBot laying stickybomb traps
Fixed a bug that would cause team-painted wearable gibs to show an incorrect color
Fix memory leak when updating the item schema
Fix an occasional crash on game exit
Replay updates
Client
A... [read more]

Updates to Call of Duty: Black Ops have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Call of Duty: Black Ops
Improved screenshot stability
CTF: You can only score a capture when your flag is at your base, regardless of Touch Return setting.
Player will no longer appear to be spinning when firing and guiding a Valkyrie rocket
Addressed issues with watching films through combat record
Addressed issue with hardcore game se... [read more]

Updates to Team Fortress 2, Counter-Strike: Source, Day of Defeat: Source and Half-Life 2: Deathmatch have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Source Engine Changes (CS:S, DoD:S, TF2, HL2:DM)
Fixed a bug in SourceTV that would sometimes corrupt demo data

Team Fortress 2
Cow Mangler changes
Fixed the charged shot sometimes doing more damage than intended.
Fixed a bug that caused the projectiles to stay in the w... [read more]