http://www.steamtrades.com/trade/klNbh/hleftover-keys-spacechemluxor-4thevopollutionparanormal-stateangvik-etc-wcards/search?page=3 3-4 games from here?
Poker Night 2 - 1 key
Fable - The Lost Chapters - 1 key
Deponia - 1 key
VVVVVV - 1 key
Electronic Super Joy - 1 key
Retro City Rampage - 1 key
The Void - 1 key
La-Mulana - 1 key
Sanctum - 1 key
Sanctum 2 - 1 key
Defender's Quest: Valley of the Forgotten - 1 key
E.Y.E: Divine Cybermancy - 1 key
Audiosurf - 1 key
Serious Sam 2 - 1 key
Trapped Dead - 1 key
Painkiller Overdose - 1 key
Two Worlds II Castle Defense - 1 key
Nation Red - 1 key
McPixel - 1 key
Takedown: Red Sabre - 1 key
World of Goo - 1 key
Just Cause - 1 key
Also, can do Star Wars Starfighter™, Star Wars: Dark Forces, Star Wars Jedi Knight: Dark Forces II