The broken sword game (all of them I believe not sure how many there are) well three of them for sure
Counter-strike 1.6 for postal 2?
Or any of these(keys):
Anomaly: Warzone Earth
Cryostasis
Death to Spies: Moment of Truth
Death Track: Resurrection
East India company
Europa Universalis: Rome - Gold Edition
Fantasy Wars
Hearts Of Iron II
Hitman: Sniper Challange
Insecticide
Lead & Gold
Majesty 2
Men of War
Men Of War: Red Tide
Men of War: Vietnam
Necrovision
Necrovision: Lost Company
Painkiller Redemption
Painkiller: Recurring Evil
Post mortem
Real Warfare 1242
Real Warfare 2: Nothern Crusades
Reign: Conflict of Nations
Robin Hood: The Legend of Sherwood
Star Wolves 2
Star Wolves 3 : Civil War
Stellar Impact
The Dream Machine: Chapters 1-3
The Kings' Crusade
Velvet Assasin
XIII Century Gold
postal 2 for - Kyne and Lynch Dead man key for GFWL, 3 steam keys Titan Quest, 5 steam keys Red Faction Armageddon DLC, 1 steam key Crayon Physics Deluxe
key for Kune and Lynch will permite u play any game that supports GFWL (GTA 4, etc...)
[H] postal 2 complete key [W] offers
http://store.steampowered.com/app/223470/