What I don't want:

CDKeys, Bundle Keys, DOTA2's, Paypal, things that are not on steam, ingame items from games that doesn't have an economy.

What I do want:

Tradable games, TF2 backpacks and the occasional gift URL to a bundle I am missing.

What I have:

A Game of Thrones - Genesis (x1)
AI War: Fleet Command (x2)
Alan Wake Collector's Edition (x1)
Alice: Madness Returns (x1)
Alpha Prime (x3)
Amnesia: The Dark Descent (x1)
Armada 2526 (x1)
Assassin's Creed: Director's Cut Edition (x3)
Assassin's Creed 2 Deluxe Edition (x2)
Assassin’s Creed® Brotherhood (x1)
Bad Rats: the Rats' Revenge (x5)
Batman: Arkham Asylum Game of the Year Edition (x2)
Batman: Arkham City (x1)
Batman: Arkham City - Game of the Year Edition (x1)
BioShock (x1)
BioShock 2 (x2)
Booster Trooper (x2)
Borderlands: Game of the Year (x1)
Bunch of Heroes (x1)
Burn Zombie Burn! Bundle! - Includes Burn Zombie Burn!, Burn Zombie Burn! Soundtrack (x1)
Broken Sword Trilogy (x1)
Caster (x1)
Choplifter HD (x1)
Cities XL Platinum (x6)
Company of Heroes Complete Pack (x1)
Commandos Collection (x4)
Confrontation (x2)
Counter-Strike (x2)
Counter-Strike: Source (x5)
Counter-Strike 1 Anthology (x1)
Crusader Kings II (x1)
Dangerous Waters (x2)
Dark Fall: Lost Souls (x1)
Dawn of War - Platinum Edition (x4)
Death Rally (x5)
Defense Grid: The Awakening (x2)
Deus Ex: Game of the Year Edition (x1)
Deus Ex: Invisible War (x1)
Deus Ex: Human Revolution (x2)
Deus Ex Collection (x1)
Dota 2 Beta Access (x1)
Droplitz (x2)
Ducati World Championship (x1)
Dungeons of Dredmor (x2)
E.Y.E: Divine Cybermancy (x1)
Faerie Solitaire (x1)
Fallout 3: Game of the Year Edition (x1)
Far Cry® 2: Fortune's Edition (x1)
Flight Control HD (x2)
Foreign Legion Bundle (x1)
Frozen Synapse (x2)
F.E.A.R. 3 (x1)
Garry's Mod (x2)
Ghost Master (x3)
Gothic Universe Edition (x1)
Global Ops: Commando Libya (x1)
Half-Life 2 (x1)
Harvest: Massive Encounter (x1)
Hearts of Iron III: DLC - German Sprite Pack (x1)
Hotel Giant 2 (x1)
Horrid Henry (x2)
Hydrophobia: Prophecy (x2)
Ignite (x3)
Indie Game: The Movie (x2)
Jagged Alliance - Back in Action (x1)
Just Cause 2 (x4)
Killing Floor (x2)
Left 4 Dead (x1)
Left 4 Dead 2 (x2)
Legend of Grimrock (x1)
Legendary (x1)
LIMBO (x1)
Magicka (x3)
Magnetis (x1)
Metro 2033 (x1)
Mission Runway (x3)
Nation Red (x5)
Nexuiz (x1)
Nexus - The Jupiter Incident (x2)
Nuclear Dawn (x1)
Orcs Must Die 2 - Complete Pack (x1)
Overlord II (x1)
Painkiller Complete Pack - Includes Painkiller Overdose, Painkiller Redemption, Painkiller: Black Edition, Painkiller: Recurring Evil, Painkiller: Resurrection (x1)
Patricians and Merchants (x1)
PAYDAY The Heist (x2)
Perimeter 2: New Earth (x2)
Plain Sight (x3)
Portal 2 (x2)
Prototype (x1)
Puzzle Kingdoms (x2)
Quantum Conundrum (x1)
RAGE (x1)
Renegade Ops (x1)
Rock of Ages (x3)
Rome: Total War (x8)
Roogoo (x1)
Sanctum (x1)
Section 8: Prejudice (x1)
Section 8 (x1)
Serious Sam 3: BFE (x3)
Serious Sam 2 (x1)
Serious Sam: The Random Encounter (x1)
Sequence (x1)
Shadowgrounds Survivor (x1)
Sid Meier's Civilization III Complete (x1)
Sid Meier's Civilization IV: The Complete Edition (x1)
Sid Meier's Civilization V (x1)
Sid Meier's Civilization V: Game of the Year (x1)
Sid Meier's Civilization V - Gods and Kings (x1)
SiN Episodes: Emergence (x1)
Solar 2 (x1)
SOL: Exodus (x1)
Space Trader: Merchant Marine (x1)
Spec Ops: The Line (x2)
Star Wars: Knights of the Old Republic (x2)
Star Wars: Knights of the Old Republic II (x2)
Swords and Soldiers HD (x1)
Terraria (x4)
The Baconing (x1)
The Darkness II (x2)
The Elder Scrolls IV: Oblivion Game of the Year Edition (x1)
The Elder Scrolls III: Morrowind Game of the Year Edition (x1)
The Hitman Collection (x3)
The Ship - Complete Pack (x1)
The Ship - 2 Pack Gift (x1)
The Witcher: Enhanced Edition Director's Cut (x3)
The Witcher 2: Assassins of Kings Enhanced Edition (x1)
Tiny Troopers (x2)
Toki Tori (x5)
Tomb Raider: Legend (x2)
Tomb Raider: Underworld (x1)
Torchlight (x1)
Trine 2 (x1)
Tropico 3: Gold Edition (x1)
Tropico 4: Steam Special Edition (x2)
Unstoppable Gorg (x1)
Vampire: The Masquerade - Bloodlines (x1)
Vegas: Make It Big (x2)
Velvet Assassin (x2)
Warhammer 40,000: Dawn of War II (x2)
Warhammer 40,000: Dawn of War II: Chaos Rising (x1)
Warhammer 40,000: Dawn of War II: Retribution (x1)
Warhammer 40,000: Space Marine - Golden Relic Bolter (x1)
Wasteland Angel (x1)
Wings of Prey (x1)
Wizorb (x1)
World Basketball Manager 2010 (x4)
Zen Bound 2 (x1)
Zeno Clash (x4)

Also have a Railworks 3 - Haulin' USA Pack. All the DLC in this pack automatically updates to the 2013 version.

All my games are tradable and have no regional restrictions.