[H]1 TF2Key [W] Don't Starve

I can do it for 1.5 keys.

1 CS:GO key

1.5 keys/ 1 key and 2 tour of duty ticket and we can do that

Sanctum 2

Magicka + 2 DLC

Orcs Must Die! GOTY

Sanctum: Collection

Cities in Motion 2

Mafia II

Batman™: Arkham Origins DLC

The Lord of the Rings Online: Steely Dawn Starter Pack

Neighbours From Hell Compilation

The Sims 3 Key

The Sims 3 High End Loft Stuff Key

The Sims 3 Late Night Key

1 key for 3 games