Keydrop incoming!

Aliens vs. Predator
Aliens: Colonial Marines
All Zombies Must Die!
All Zombies Must Die!
Antichamber
Audiosurf
Binary Domain
BioShock Infinite
Blades of Time
Borderlands 2
Bunch of Heroes 2011-09-21 NGD Studios NGD Studios / Synergex de Argentina Green tick (AR only) Achievements, Leaderboards
Burn Zombie Burn! 2010-08-12 Doublesix P2 Games Red X Achievements, Leaderboards, Steam Cloud
Call of Duty: Black Ops 2010-11-09 Treyarch Activision Green tick Achievements, VAC
Call of Duty: Black Ops II 2012-11-13 Treyarch Activision Green tick Achievements, Leaderboards, Steam Cloud, VAC
Call of Duty: Modern Warfare 2 2009-11-10 Infinity Ward Activision Green tick Achievements, Steam Cloud, VAC
Call of Duty: Modern Warfare 3 2011-11-08 Infinity Ward / Sledgehammer Games Activision Green tick Achievements, Steam Cloud, VAC
Call of Juarez: Gunslinger 2013-05-22 Techland Ubisoft Red X Achievements, Leaderboards, Steam Cloud
Castle Crashers 2012-09-26 The Behemoth The Behemoth Red X Achievements, Steam Cloud
Civilization V 2010-09-21 Firaxis Games 2K Games Green tick Achievements, Steam Cloud, Trading Cards, Workshop
Civilization V: Brave New World 2013-07-09 Firaxis Games 2K Games Green tick Achievements, Steam Cloud
Civilization V: Gods & Kings 2012-06-19 Firaxis Games 2K Games Green tick Achievements, Steam Cloud
Colour Bind 2012-09-24 Finn Morgan Puppy Punch Productions Red X Achievements, Leaderboards, Steam Cloud, Workshop
Company of Heroes 2 2013-06-25 Relic Entertainment Sega Green tick Achievements, Leaderboards, Stats
Counter-Strike: Global Offensive 2011-10-15 Valve Corporation / Hidden Path Entertainment Valve Corporation Green tick (Asia, RU only) Achievements, Market, Stats, Trading Cards, VAC, Workshop
Counter-Strike: Source 2004-11-01 Valve Corporation / Hidden Path Entertainment Valve Corporation Green tick Achievements, Stats, Steam Cloud, VAC
Darksiders 2010-09-23 Vigil Games THQ Green tick Achievements, Steam Cloud
Darksiders II 2012-08-14 Vigil Games THQ Green tick Achievements, Leaderboards, Stats, Steam Cloud
Day of Defeat: Source 2005-09-26 Valve Corporation Valve Corporation Green tick Achievements, Stats, VAC
Dead Horde 2011-07-27 DnS Development DnS Development Red X Achievements, Leaderboards, Steam Cloud
Dead Island 2011-09-06 Techland Deep Silver Green tick Achievements, Leaderboards, Steam Cloud, VAC
Dead Island: Riptide 2013-04-23 Techland Deep Silver Green tick Achievements, Leaderboards, Steam Cloud, VAC
Deadpool 2013-06-25 High Moon Studios Activision Red X Achievements, Leaderboards
Deus Ex: Human Revolution[N 1] 2011-08-23 Eidos Montreal / Nixxes Software Square Enix Green tick Achievements, Steam Cloud
Dirt: Showdown 2012-05-24 Codemasters Codemasters Red X Achievements, Steam Cloud
Disciples III: Reincarnation[1] 2012-10-26 Akella (.dat studio) Akella Green tick (RU only) N/A
Dishonored 2012-10-09 Arkane Studios Bethesda Softworks Green tick Achievements, Steam Cloud
DmC: Devil May Cry 2013-01-25 Ninja Theory / QLOC Capcom Green tick (EU only) Achievements, Leaderboards, Steam Cloud
Dogfight 1942 2012-09-21 City Interactive City Interactive Red X Achievements
Dollar Dash 2013-03-06 Candygun Games Kalypso Media Red X Achievements, Leaderboards, Steam Cloud
Doom 3 BFG Edition 2012-10-15 id Software Bethesda Softworks Green tick Achievements, Leaderboards
Dota 2 2013-07-09 Valve Corporation Valve Corporation Red X Market, Trading Cards, VAC, Workshop
Duke Nukem Forever 2011-06-10 Gearbox Software / Triptych Games 2K Games Green tick Achievements, Leaderboards, Stats, Steam Cloud
Dungeon Siege III 2011-06-17 Obsidian Entertainment Square Enix Green tick Achievements, Steam Cloud
Dungeonland 2013-01-29 Critical Studio Paradox Interactive Red X Achievements
Dust: An Elysian Tail 2013-05-24 Humble Hearts Microsoft Studios Red X Achievements, Steam Cloud
E.Y.E.: Divine Cybermancy 2011-07-29 Streum On Studio Streum On Studio Red X Achievements
Empire: Total War[N 1] 2011-03-03 The Creative Assembly Sega Green tick Achievements, Stats
Eversion
(HD version) 2010-06-07 Zaratustra Productions Zaratustra Productions Red X Achievements, Leaderboards
F.E.A.R. 3 2011-06-21 Day 1 Studios Warner Bros. Interactive Entertainment Green tick Achievements, Leaderboards, Steam Cloud
F1 2012 2012-09-18 Codemasters Codemasters Green tick Achievements, Leaderboards, Steam Cloud
Fallout: New Vegas 2010-10-19 Obsidian Entertainment Bethesda Softworks / Namco Bandai Games Green tick Achievements, Leaderboards
Family Guy: Back to the Multiverse 2012-11-20 Heavy Iron Studios Activision Red X Achievements
Fast & Furious: Showdown 2013-05-21 Firebrand Games Activision Red X Achievements
Football Manager 2012 2011-10-21 Sports Interactive Sega Green tick Achievements
Football Manager 2013 2012-11-02 Sports Interactive Sega Green tick Achievements, Trading Cards
Front Mission Evolved 2010-09-16 Double Helix Games Square Enix Green tick Achievements, Leaderboards
Garry's Mod 2004-12-24 Facepunch Studios Valve Corporation Red X Achievements, Leaderboards, Stats, Steam Cloud, Trading Cards, VAC, Workshop
Go Home Dinosaurs 2013-03-14 Fire Hose Games Fire Hose Games Red X Achievements, Trading Cards
God Mode 2013-04-19 Saber Interactive / Old School Games Atlus Red X Achievements
Grid 2 2013-05-28 Codemasters Southam Codemasters Green tick Achievements, Leaderboards, Steam Cloud, Trading Cards
Half-Life 2 2004-11-16 Valve Corporation Valve Corporation Green tick Achievements, Steam Cloud, Trading Cards
Half-Life 2: Deathmatch 2004-11-30 Valve Corporation Valve Corporation Green tick VAC
Half-Life 2: Episode One 2006-06-01 Valve Corporation Valve Corporation Green tick Achievements, Stats, Steam Cloud
Half-Life 2: Episode Two 2007-10-10 Valve Corporation Valve Corporation Green tick Achievements, Stats, Steam Cloud
Half-Life 2: Lost Coast 2005-10-27 Valve Corporation Valve Corporation Red X N/A
Hell Yeah! Wrath of the Dead Rabbit 2012-10-03 Arkedo Studio Sega Red X Achievements, Leaderboards, Steam Cloud
Hitman: Absolution 2012-11-20 IO Interactive / Nixxes Software Square Enix Green tick (EU only) Achievements, Steam Cloud, Trading Cards
Hoard 2011-04-04 Big Sandwich Games Inc. Big Sandwich Games Inc. Red X Achievements, Leaderboards, Stats, Steam Cloud, VAC
Homefront 2011-03-15 Digital Extremes THQ Green tick Achievements, Steam Cloud, VAC
Inversion 2012-07-27 Saber Interactive Namco Bandai Games Green tick (EU only) VAC
IL-2 Sturmovik: Cliffs of Dover 2011-03-31 1C: Maddox Games Ubisoft/ 1C Company Green tick Stats, Steam Cloud, VAC
Jet Set Radio HD 2012-09-19 Blit Software Sega Red X Achievements
Just Cause 2 2010-03-23 Avalanche Studios Square Enix Green tick Achievements, Steam Cloud
Kane & Lynch 2: Dog Days 2010-08-17 IO Interactive / Nixxes Software Square Enix Green tick Achievements, Leaderboards
Killing Floor 2009-05-14 Tripwire Interactive Tripwire Interactive Green tick Achievements, Stats, VAC, Workshop
Krater 2012-06-12 Fatshark Fatshark Red X Achievements, Steam Cloud
Lara Croft and the Guardian of Light 2010-09-28 Crystal Dynamics / Nixxes Software Square Enix Red X Achievements, Leaderboards, Stats, Steam Cloud
Lead and Gold: Gangs of the Wild West 2010-04-08 Fatshark Paradox Interactive Red X Achievements, Leaderboards, Stats, Steam Cloud
Left 4 Dead 2008-11-17 Turtle Rock Studios / Valve Corporation Valve Corporation / Electronic Arts Green tick Achievements, Leaderboards, Stats, Steam Cloud, VAC
Left 4 Dead 2 2009-11-17 Turtle Rock Studios / Valve Corporation Valve Corporation / Electronic Arts Green tick Achievements, Stats, Steam Cloud, Trading Cards, VAC, Workshop
Lost Planet: Extreme Condition
(except Colonies) 2007-06-26 Capcom Capcom Green tick VAC
Mafia II[N 1] 2010-08-24 2K Czech / Feral Interactive 2K Games / 1C Company Green tick Achievements, Leaderboards
Magicka 2010-01-25 Arrowhead Game Studios Paradox Interactive Green tick (EU only) Achievements, Leaderboards, VAC
Mark of the Ninja 2012-10-16 Klei Entertainment Klei Entertainment Red X Achievements, Leaderboards, Steam Cloud
Mensa Academy 2012-07-27 Silverball Studios Square Enix Green tick (EU only) Achievements
Metro 2033 2010-03-16 4A Games THQ Green tick Achievements, Steam Cloud
Metro: Last Light 2013-05-14 4A Games Deep Silver Green tick Achievements, Steam Cloud
Might & Magic: Clash of Heroes 2011-09-22 Capybara Games Ubisoft Green tick (EU only) Achievements, Leaderboards, Steam Cloud, VAC
Mortal Kombat 2013-07-03 NetherRealm Studios / High Voltage Software Warner Bros. Interactive Entertainment Green tick Achievements, Leaderboards, Steam Cloud
MX vs. ATV Reflex 2010-11-26 Double Helix Games THQ Green tick Achievements, Steam Cloud
Napoleon: Total War 2010-02-23 The Creative Assembly Sega Green tick Achievements, Stats
Naval War: Arctic Circle 2012-04-10 Turbo Tape Games Paradox Interactive Green tick Achievements, Workshop
NBA 2K9[N 2] 2009-11-03 Visual Concepts 2K Games Green tick N/A
NBA 2K13 2012-10-30 Visual Concepts 2K Games Green tick N/A
Nexuiz 2012-05-10 Illfonic THQ Red X Achievements, Leaderboards, Stats, Steam Cloud, Workshop
Nights into Dreams HD 2012-12-17 Sega Sega Red X Achievements
Nuclear Dawn 2011-09-26 InterWave Studios InterWave Studios Green tick Achievements, Leaderboards, Stats, Steam Cloud, VAC, Workshop
Orcs Must Die! 2011-10-12 Robot Entertainment Robot Entertainment Red X Achievements, Leaderboards, Stats, Steam Cloud
Orcs Must Die! 2 2012-07-30 Robot Entertainment Robot Entertainment Red X Achievements, Leaderboards, Steam Cloud, Trading Cards, Workshop
Order of War 2009-09-22 Wargaming.net Square Enix Green tick N/A
Order of War: Challenge 2010-03-12 Wargaming.net Wargaming.net Red X N/A
Painkiller: Hell & Damnation 2012-10-31 The Farm 51 Nordic Games Green tick (EU only) Achievements, Leaderboards, Steam Cloud, Workshop
Papo & Yo 2013-04-18 Minority Media Minority Media Red X Achievements
Payday: The Heist 2011-10-20 Overkill Software Sony Online Entertainment Red X Achievements, Stats, Steam Cloud
Payday 2 2013-08-13 Overkill Software 505 Games Green tick (EU only) Achievements
Portal 2007-10-10 Valve Corporation Valve Corporation / Electronic Arts Green tick Achievements, Steam Cloud
Portal 2 2011-04-19 Valve Corporation Valve Corporation / Electronic Arts Green tick Achievements, Leaderboards, Stats, Steam Cloud, Trading, Trading Cards, Workshop
Primal Carnage 2012-10-29 Lukewarm Media Reverb Publishing Red X Achievements, VAC
Prototype 2 2012-07-24 Radical Entertainment Activision Green tick Achievements, Leaderboards, Stats, Steam Cloud
Postal III 2011-12-21 Running with Scissors, Inc. / Trashmasters Akella Green tick (RU and EU only) Achievements
Quantum Conundrum 2012-06-21 Airtight Games Square Enix Red X Achievements
Rage[N 1] 2011-10-04 id Software Bethesda Softworks Green tick Achievements
Red Faction: Armageddon 2011-06-07 Volition, Inc. THQ / Syfy Games Green tick Achievements, Leaderboards, Steam Cloud, VAC
Red Orchestra: Ostfront 41-45 2006-03-14 Tripwire Interactive Tripwire Interactive Green tick Achievements, VAC
Red Orchestra 2: Heroes of Stalingrad 2011-09-13 Tripwire Interactive Tripwire Interactive / 1C Company Green tick Achievements, Stats, Steam Cloud, VAC, Workshop
Remember Me 2013-06-04 Dontnod Entertainment Capcom Green tick (EU only) Achievements, Steam Cloud
Renegade Ops 2011-10-26 Avalanche Studios Sega Green tick (RU only) Achievements, Leaderboards
Resident Evil 6 2013-03-22 Capcom Capcom Green tick (EU only) Achievements, Leaderboards, Steam Cloud
Resident Evil: Revelations 2013-05-21 Capcom Capcom Green tick (EU only) Achievements, Steam Cloud
Revelations 2012 2012-04-23 Dark Artz Entertainment Dark Artz Entertainment Red X Achievements, Stats, Steam Cloud, VAC
Ridge Racer Unbounded 2012-03-30 Bugbear Entertainment Namco Bandai Games Green tick (EU only) Achievements
Risen 2: Dark Waters 2012-04-24 Piranha Bytes Deep Silver Green tick Achievements
Rochard 2011-11-15 Recoil Games Recoil Games / Nordic Games Green tick Achievements, Steam Cloud
Rock of Ages 2011-09-07 ACE Team Atlus Red X Achievements, Leaderboards, Steam Cloud
Rocketbirds: Hardboiled Chicken 2012-10-15 Ratloop Reverb Publishing Red X Achievements, Leaderboards, Stats
Rogue Warrior 2009-12-01 Rebellion Developments Bethesda Softworks Green tick Achievements, Leaderboards, Steam Cloud
Saints Row 2 2009-01-05 Volition THQ Green tick Steam Cloud
Saints Row: The Third 2011-11-15 Volition THQ Green tick Achievements, Steam Cloud, Trading Cards
Saints Row IV 2013-08-20 Volition Deep Silver Green tick Achievements, Steam Cloud, Trading Cards
Sanctum 2011-04-15 Coffee Stain Studios Coffee Stain Studios / Lace Mamba Global Green tick (EU only) Achievements, Leaderboards, Steam Cloud
Sanctum 2 2013-05-15 Coffee Stain Studios Coffee Stain Studios / Reverb Publishing Red X Achievements, Leaderboards, Steam Cloud, Trading Cards
Scribblenauts Unlimited 2012-11-20 5th Cell Warner Bros. Interactive Entertainment Green tick Achievements, Steam Cloud, Trading Cards, Workshop
Serious Sam 3: BFE 2011-11-22 Croteam Devolver Digital Green tick (EU only) Achievements, Leaderboards, Steam Cloud, Trading Cards, Workshop
Serious Sam HD: The First Encounter 2009-11-24 Croteam Devolver Digital Green tick Achievements, Leaderboards, Steam Cloud
Serious Sam HD: The Second Encounter 2010-04-28 Croteam Devolver Digital Green tick Achievements, Leaderboards, Steam Cloud
Shadow Harvest: Phantom Ops 2011-02-07 Black Lion Studios Viva Media Green tick Achievements, Steam Cloud
SiN Episodes: Emergence 2006-05-10 Ritual Entertainment Ritual Entertainment Green tick Stats
Sine Mora 2012-11-09 Digital Reality Kalypso Media Red X Achievements, Leaderboards, Steam Cloud
SkyDrift 2011-11-21 Digital Reality Digital Reality Red X Achievements, Leaderboards, Steam Cloud
Slam Bolt Scrappers 2013-03-14 Fire Hose Games Fire Hose Games Red X Achievements
Sleeping Dogs 2012-08-14 United Front Games / Square Enix London Studios Square Enix Green tick (EU and AU only) Achievements, Trading Cards
Sniper Elite V2 2012-05-01 Rebellion Developments Rebellion Developments / Mastertronic Group Green tick (EU only) Achievements, Leaderboards, Steam Cloud
Sniper Elite: Nazi Zombie Army 2013-02-28 Rebellion Developments Rebellion Developments Red X Achievements, Leaderboards, Steam Cloud, VAC
Sniper: Ghost Warrior 2 2013-03-12 City Interactive City Interactive Green tick Achievements, Leaderboards
Sonic & All-Stars Racing Transformed 2013-01-31 Sumo Digital Sega Green tick (EU only) Achievements, Steam Cloud
Sonic Adventure 2 2012-11-19 Sega Sega Red X Achievements
Sonic Generations 2011-11-03 Devil's Details Sega Green tick (EU and AU only) Achievements, Leaderboards, Stats, Steam Cloud
Sonic the Hedgehog 4: Episode I 2012-01-19 Dimps / Sonic Team Sega Red X Achievements
Sonic the Hedgehog 4: Episode II 2012-05-15 Dimps / Sonic Team Sega Red X Achievements
Spec Ops: The Line 2012-06-26 Yager Development / Darkside Game Studios 2K Games Green tick Achievements, Leaderboards, Stats, Steam Cloud
Special Forces: Team X 2013-02-06 Zombie Studios Atari Red X Achievements
Spellforce 2: Faith in Destiny 2012-06-19 Trine Games / Mind Over Matter Studios Nordic Games Green tick (DE only)[2] N/A
Stronghold 3 2011-10-25 Firefly Studios SouthPeak Games Green tick N/A
Super Sanctum TD 2013-05-09 Coffee Stain Studios Coffee Stain Studios Red X Achievements, Steam Cloud
Supreme Commander 2[N 3] 2010-03-02 Gas Powered Games Square Enix Green tick Achievements, Leaderboards, Stats
Team Fortress 2 2007-10-10 Valve Corporation Valve Corporation / Electronic Arts Green tick Achievements, Market, Stats, Steam Cloud, Trading, Trading Cards, VAC, Workshop
Terraria 2011-05-16 Re-Logic Merge Games / Valve Corporation Green tick N/A
The Amazing Spider-Man 2012-09-25 Beenox Activision Green tick (EU only) Achievements, Steam Cloud
The Bureau: XCOM Declassified 2013-08-20 2K Marin 2K Games Green tick Achievements, Steam Cloud, Trading Cards
The Cave 2013-01-24 Double Fine Productions Sega Red X Achievements, Steam Cloud
The Cursed Crusade 2011-10-07 Kylotonn Atlus / dtp entertainment Green tick (EU only) Achievements
The Darkness II 2012-02-07 Digital Extremes 2K Games Green tick Achievements
The Elder Scrolls V: Skyrim 2011-11-11 Bethesda Game Studios Bethesda Softworks Green tick Achievements, Steam Cloud, Trading Cards, Workshop
The Expendables 2 Videogame 2012-08-21 ZootFly Ubisoft Red X Achievements, Leaderboards
The Incredible Adventures of Van Helsing 2013-05-22 NeocoreGames NeocoreGames Red X Achievements, Steam Cloud
The Last Remnant 2009-04-09 Square Enix Square Enix Green tick N/A
The Lord of the Rings: War in the North 2011-11-01 Snowblind Studios Warner Bros. Interactive Entertainment Green tick Achievements, Steam Cloud
The Showdown Effect 2013-03-05 Arrowhead Game Studios Paradox Interactive Red X Achievements, VAC
The Walking Dead: Survival Instinct 2013-03-19 Terminal Reality Activision Red X Achievements
Toki Tori 2+ 2013-07-11 Two Tribes B.V. Two Tribes B.V. Red X Achievements, Trading Cards, Workshop
Tomb Raider 2013-03-05 Crystal Dynamics Square Enix Green tick (EU only) Achievements, Steam Cloud, Trading Cards
Tony Hawk's Pro Skater HD 2012-09-18 Robomodo Activision Red X Achievements
Total War Battles: Shogun 2012-08-29 The Creative Assembly Sega Red X Achievements, Leaderboards
Total War: Shogun 2 2011-03-15 The Creative Assembly Sega Green tick Achievements, Stats, Steam Cloud, Trading Cards, VAC, Workshop
Total War: Shogun 2 - Fall of the Samurai 2012-03-23 The Creative Assembly Sega Green tick N/A
Tower Wars 2012-08-14 SuperVillain Studios SuperVillain Studios Red X Achievements, Leaderboards, Stats, Steam Cloud, Trading Cards, VAC, Workshop
Train Simulator 2013 2012-09-20 RailSimulator.com RailSimulator.com Green tick (EU only) Achievements, Leaderboards, Steam Cloud, Workshop
Transformers: Fall of Cybertron 2012-08-21 Mercenary Technology Activision Green tick (EU only) Achievements
Viking: Battle for Asgard 2012-10-17 Hardlight Sega Red X Achievements, Leaderboards
War of the Roses 2012-10-02 Fatshark Paradox Interactive Green tick (EU only) Achievements, VAC
Warhammer 40,000: Dawn of War II 2009-02-19 Relic Entertainment THQ Green tick Steam Cloud
Warhammer 40,000: Dawn of War II – Chaos Rising 2010-03-11 Relic Entertainment THQ Green tick Steam Cloud
Warhammer 40,000: Dawn of War II – Retribution 2011-03-01 Relic Entertainment THQ Green tick Achievements, Leaderboards, Stats, Steam Cloud
Warhammer 40,000: Space Marine 2011-09-06 Relic Entertainment THQ Green tick Achievements, Leaderboards
Warlock: Master of the Arcane 2012-05-08 1C:Ino-Co Plus Paradox Interactive Green tick N/A
Wasteland Angel 2011-09-01 Octane Games / Meridian4 Meridian4 Red X Achievements, Leaderboards
Who Wants To Be A Millionaire? Special Editions 2012-06-02 Doublesix Deep Silver Red X Achievements, Leaderboards, Steam Cloud
Worms Reloaded 2010-08-26 Team17 Team17 Green tick Achievements, Leaderboards, Stats, Steam Cloud
XCOM: Enemy Unknown[N 4] 2012-10-09 Firaxis Games 2K Games Green tick Achievements, Steam Cloud
Zack Zero 2013-04-29 Crocodile Entertainment Crocodile Entertainment Red X Achievements, Trading Cards
Zeit² 2011-01-12 Brightside Games Ubisoft Red X Achievements, Leaderboards, Stats, Steam Cloud
Zeno Clash 2009-04-21 ACE Team ACE Team / Tripwire Interactive / Iceberg Interactive Green tick Achievements, Steam Cloud
Zeno Clash II 2013-04-30 ACE Team Atlus