I have...

BioShock 2
Don't Move
Fez
Hammerwatch
Just Cause 2
Legend of Grimrock
Monaco: What's Yours Is Mine
Mortal Kombat Arcade Kollection
Napoleon: Total War
Orcs Must Die! 2: Complete Pack
The Swapper
Type:Rider

DLC:
Batman™: Arkham Origins DLC
Company of Heroes 2: German Commander - Storm Doctrine
Company of Heroes 2: German Skin - Four Color Disruptive Pattern
Company of Heroes 2: Soviet Commander - Conscripts Support Tactics
Company of Heroes 2: Soviet Skin - Four Color Belorussian
PAYDAY 2 Orc and Crossbreed Masks

Out of what's been mentioned, I'd be interested in Civilization V, Binding of Isaac, or Titan Quest, but I don't mind giving keys away either if you want anything.