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

Engine (CS:S, DoD:S, TF2, HL2:DM)
  • Removed the rate limit for the "status" command when entered into the server console
  • Fixed an exploit that allowed people to send fake server messages to clients
  • Significantly improved engine vertex compression (large reduction in per-model memory usage)

Team Fortress 2
  • Added TF2Maps.net Art-pass contest winners:
    • Mountain Lab
    • Mann Manor
  • Halloween 2010 Event
    • Mann Manor is haunted by the Horseless Headless Horsemann.
    • Random gift drop in Mann Manor.
    • 4 new Halloween achievements.
    • Added new Halloween hats.
    • Added a new Halloween weapon.
  • Added Gift Wrapping of gifts to the store.
  • Added Custom Description tag to the store.
  • Added the community created "Swamp Theme" assets, so all maps can use it:
  • Updated cp_coldfront with the latest changes from the community creator (Icarus):
    • Improved visibility on last CP.
    • Moved second CP slightly closer to the attacker's side.
    • Added cover for players queuing up the health pack on the second CP.
    • Improved clipping on the zig-zag ramp to middle CP.
    • Teams that capture the middle CP are now awarded with faster spawn times.
  • Added a health penalty to the Rocket Jumper.
  • Added the Sticky Jumper for Demomen to practice jumping.
  • Fixed the Sandvich charge meter.
  • Fixed glows not drawing correctly when using antialiasing on some computers.
  • Improved the checks that trigger mp_scrambleteams_auto.
  • Added console commands to initiate trades directly (cl_trade/cl_trade_steamid) to help people running trading servers
Left 4 Dead - Valve
Updates to Left 4 Dead have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Left 4 Dead
  • Added Mac support for Left 4 Dead
  • In Versus mode Tanks will spawn in stasis until a human player takes over. Tanks in stasis are invisible and invulnerable, and won't move or attack
  • Tank speed is no longer reduced when on fire
  • Allow players on the Infected team to manually spawn during finales
  • Added a vote option toggle All-Talk
  • Any Special Infected that causes a Survivor to stumble into a "ledge hang" situation will receive 50 points
  • Bullets that first pass through an infected character before striking a Survivor are now ignored as friendly fire
  • In Versus mode car alarms will now trigger anytime a Special Infected pulls or stumbles a Survivor into an alarm car
  • Protected console commands that can be used to lag or crash servers
AI War: Children of Neinzul - Valve
AI War: Children of Neinzul is now available on Steam!

In this second expansion to AI War, players face off against the Neinzul! New ships, new AI and new music await you!

When you purchase AI War: Children Of Neinzul, you're not only getting an exciting new expansion, you're also supporting an important cause. Arcen Games has partnered with the Child's Play charity, pledging 100% of the profits from sale of Children of Neinzul (excepting any taxes and distributor fees) to helping sick kids in need.

Announcement - Valve
Sofortüberweisung, also known as DIRECTebanking.com, is now an available payment method on Steam. There is no need for an additional registration or a credit card to use it. It works simply, securely and fast with your online banking account. This direct payment method is now available in Germany, UK, Austria, Belgium and Switzerland when you shop on The Steam Store.
Metro 2033 - Valve
Take advantage of THQ's Wednesday deal. Metro 2033 is on sale for 66% off! The fate of mankind rests in your hands.

Check back every day for huge savings on THQ titles.

Grand Theft Auto IV: Complete Edition - Valve
Now you can enjoy the complete GTA IV experience with the Grand Theft Auto IV: Complete Edition! The Complete Edition includes Grand Theft Auto IV and Episodes From Liberty City.

What does the American dream mean today?

Global Agenda: Free Agent - Valve
Updates to Global Agenda have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:
New Weapon Drops

  • Enemies in the Sonoran Desert zone and co-op missions have a set of new Uncommon and Rare quality ranged and melee devices for each class added to their loot tables, available for use or trade.
  • Specific weapons:

    • Brawler's Beat Stick - Slow attack speed. Right click: Heavy swing deals increased damage and does knockback (40 power cost). Backstab inflicts 30% slow for 3s.
    • Heavy Wrench - Fast attack speed. Block deals damage. Backstab inflicts 30% slow for 5 secs.
    • Legion Combat Knife - Fast attack speed. Block deals damage. Backstab inflicts bleed effect, dealing damage over 5 secs equivalent to Poison Injector, but should stack with other poisons.
    • Rusted Machete - Fast attack speed. Block deals damage. Backstab reduces physical protections by 12%.
    • Colony Energy Rifle - Slower rate of fire than HEL-TAC, slightly higher overall dps.
    • Dweller Sniper Rifle - Slightly slower rate of fire than other sniper rifles, but higher damage per hit.
    • Legion Side Arm - Slightly slower rate of fire than other medic pistols, but higher damage per hit and slightly higher dps from hits. Right-click scope increases range.
    • Legion SMG - Slightly slower rate of fire than Heatwrack M.A.S.E.R., but higher damage per hit. Right-click scope increases range.

  • Elites in Commonwealth missions now have a chance to drop powerful Rare and Epic quality weapons of Commonwealth origin.
  • Specific Weapons:
    • Assassin Blade - Right click: Heavy Slash deals extra damage and inflicts -15% phys protection debuff (40 power cost). Backstab deals extra damage equivalent to Ghost Sword.
    • Techro Blaster - Right-click: Charges up high impact blast (1 second buildup time), dealing increased damage and knockback.
    • Helot Minigun - Improved accuracy and heavier knockback than iMinigun.
    • Adrenaline Gun - Increases target's max health by 400 for heal duration.
    Most Inventory is now Account-Based vs. Character-Based.
    • All characters on your account now share most inventory item types in the same way they share credits and tokens
    • For example, an Achievement Reward Helm earned by one character is now wearable by any other character in your account. Similarly all your crafting materials are shared by all characters in your account.
    • Exceptions include: Suits and Weapons. Both of these item types are class-specific and are still character-based.
    • With this change, all Mail and Auction activity is also Account-Based and no longer Character-Based.
    • As part of the data conversion to Account-Based inventory, any items in your mail-box will be removed from mail and automatically placed within your Inventory.
    Achievements & Rewards
    • Users who recruit other players into the game will now receive achievements & badges. Plus achievement item rewards for big recruiters. More Friends = More Benefits!

      • Recruit 1 friend - “Happy Bag” flair item
      • Recruit 2 friends - “Mad Bag” flair item
      • Recruit 3 friends - “Knockout Bag” flair item
      • Recruit 4 friends - “Scared Bag” flair item
      • Recruit 5 friends - “Boonie Cap” flair item
      • Recruit 20 friends! - “Frank the Tank” prestige pet
      • Recruit 50 friends!! - “Baby Warlord” prestige pet
    • AvA Achievements - An achievement has been added for AvA participation
    Challenge function
  • Pre-made teams can now challenge each other to matches.
  • A 4 person team leader can issue a /challenge in-game to another leader of 4-person team. If the challenged team-lead accepts, the teams play a 4v4 mission against one another from a named 'challenge' queue.
  • Match results are recorded in the database with with the addition of a "Challenge" flag and this data is available to third party reporting sites via the stats API. /Challenge can be used for informal duals but also to support any player-managed tournaments, brackets, and team rankings.
  • Challenge Map List - current map list contains a small number of 4v4 maps only. More maps will be added in the future.
  • Challenge Achievements - Achievements have been added for using /Challenge
    Threat Changes
    • Made threat levels decay over time
    • Made threat impact of healing be spread out over all the impacted threat tables rather than being applied entirely to them all
    • Fixed a bug with threat targeting that was causing results inconsistent with threat values when bots attempted to target the opponent with the most hate.
    Device Changes:
    • Super Smash Boost and Oathbreaker Morale Boost had their buff values decreased significantly, to be more in line with other Boost devices
    • Assault Rockets - all rocket launchers had their AoE radius brought in slightly
    • MagmaLance - Initial impact damage reduced 10%
    • Recon Mines - all mines had their total damage decreased 10%
    • Nanite Heal Guns - initial heal application value was doubled
    • Power Wave - Power Regen removed. Now instantly grants 60 power to affected allies, and an additional 20 over 4 seconds
    • Neutralize Wave - Removed poison dot effect. Instead deals damage for each beneficial effect removed. Now correctly removes Regeneration. Fixed an issue that made it so Neutralize Wave incorrectly skipped removing movement and damage penalties applied by Regeneration and shields, while still removing the associated buffs.
    • Assault’s Berserk offhand had its effect category changed to now correctly stack with offhand shields
    • Grizzly and Harrier Drones had their accuracy reduced slightly
    • Poison Grenade, Heal Grenade, and Soul Stealer should now correctly use LOS and not deal damage/heals through force walls and geometry
    • Fixed an effect issue with Dual Daggers on female characters
    • The visual effects for the Assault Minigun and Robotics Rumbleblaster have been updated for better visibility
    AvA
    • AvA - Minimize Bid Locking - The bid window time is now random. The match always launches 4 minutes from the initial bid, but the time between initial bid and final bid is random. In conjunction with this change, the Agency rebid timer was changed from 30 seconds to 10 seconds. This is intended to allow agencies to be more responsive to being outbid.
    • AvA Helm for 10 wins - A new epic holo-helm has been added as a reward for the Win 10 Seasons of AvA achievement.
    • AvA Platforms had their Physical Protections reduced by 5
    Halloween
    • There will be an in-game Halloween event running from Wed. 10/27 through Sunday 10/31.
    • A new Halloween-styled Defense Map will be the only map in the Defense Queue for that period - Oasis Checkpoint... of Doom.
    • 13 new Halloween masks of Uncommon through Epic qualities, have been introduced for the event.
    • These mask flair items are acquired by playing the Halloween Defense map. They have a chance to drop from any bot in the mission, but will always drop from defeating the end boss.
    • Halloween flair items are seasonal and can only be worn from October 1 through November 30th.
    Other changes
    • Drop rates for T2 Armored Plate and X8 Nanoprocessors were increased and can also now drop from Colony Drone Mk. 2 in Raids
    • Due to budget cuts within the CPSD, Think Tanks will no longer appear in Double Agent missions.
    • Dune Commander’s Thrusters now deal significantly more damage to mechanical targets
    • Carter's Accessories received a new shipment of Minotaur heads and other backlogged items that were unavailable for a while, and are once again available in exchange for tokens.
    • The Tremor Pilot Flair sold at Carter’s Accessories had its quality increased from Common to Uncommon
    • New Prestige Pets Added. Mini-versions of the Commonwealth Elite enemies (Helot, Alchemist, Techro, Assassin) have been introduced as prestige pets. Mold Blueprints for these pets are rare end of mission loot drops from winning Ultra-Max and DoubleAgent SpecialOps missions. Molds are then crafted and used in conjunction with the Pet blueprint available from new PetCraft shop in Accessory area.
    • New Holo Suits as AvA Season Victory Rewards - A Rewards shop has been added to the Strike Force area of Dome City. The shop is stocked with 3 new Holo-Suits for each class. These suits are purchased with tokens but they are only available to players who have earned AvA Victory achievements.
    • The Warzones line has been removed from Mission Screen. Global Agenda will not be introducing a new Warzone gametype. Future updates will enhance and add content for existing gametypes including OpenZone, PvE SpecOps, PvP, Raids, and AvA.
    Miscellaneous Bug fixes:
    • Modified description text for Top Stat achievements - now makes it clear that character must be level 30+ to earn these achievement.
    • Fixed Quality Level of All Achievement Helms: Item Tooltip Quality Color was not matching the Icon or the Quality of the device
    • X-Box Controller Fix
    • Account-based inventory - Miscellaneous clean up around flair specific to each character and fixes issue where crafting skill are shared but crafting materials are not.
    • Fixed issue where some crewable vehicles do not fire

      • Vindicator Siege I
      • Vindicator Siege II
      • Dark Steel Vindicator
    • Fixed issue with health max change not setting correctly
    • Recursive Colony Hunter Spiders have evolved and will now only attempt to use their objective damaging beam when in range
    • Fixed issue where master volume slider adjustment was not causing sound effect, music and incoming voice sliders to move
    • Fixed collision in remote area of OpenZone where players would be stuck falling forever.
    Known Issues
    Here are some particular known issues to be aware of:
    • Leaving an agency sometimes does not work properly
    • The Icons for Knockout Bag, Scared Bag, and Boonie Cap are being reworked.
    • Holosuits’ Achievement Required message extends past viewable area.
    • Certain Specialty Head Flair Items Appear Equipped on Profile Screen, but not on player in-game.
    • Inspect function is not working
  • Dragon Age: Origins - Ultimate Edition - Valve
    You can now enjoy the complete Dragon Age experience with Dragon Age: Origins - Ultimate Edition! Released today in the US, Canada, Australia and New Zealand.

    Explore a stunning world, make complex moral choices, and engage in bone-crushing combat against massive and terrifying creatures.

    STAR WARS™: The Force Unleashed™ II - Valve
    Now available in North America and South America, Star Wars: The Force Unleashed II! The release date for the rest of the world is to be determined.

    With all-new devastating Force powers and the ability to dual-wield lightsabers, Starkiller cuts a swath through deadly new enemies across exciting worlds from the Star Wars films - all in his desperate search for answers to his past.

    The Ball - Valve
    The Ball is now available on Steam!

    The Ball is a first person action-adventure game featuring a full single-player experience built on Epic’s Unreal™ Engine 3 technology.

    As a swashbuckling archaeologist working on the slopes of a dormant volcano somewhere in Mexico, you get stuck in a cavern. It doesn’t take long before you realize this is more than just a cave. You reveal ancient ruins that have been hidden from outsiders for centuries and discover a mysterious artifact, a gold and metal shelled Ball. As you progress towards solving the mystery of this amazing place you must unlock the secrets of the Ball and learn to control this ancient artifact.


    ...