[H] 1 Chroma case key [W] offers

1 game key: 5 game
Overlord, Overlord: Raising Hell, Rise of the Argonauts, Operation Flashpoint: Dragon Rising, Operation Flashpoint: Red River

or 1 of these
Castle Crashers
Contraption Maker
Polarity

hello!are you interested for Trine 2: Complete Story?

All these:
Cubetractor
InnerCube
Knock-knock
NaissanceE
One Night
Rooks Keep
Siege Of Inaolia
Spark Rising
Survivalist
Terrian Saga KR-17
Viscera Cleanup Detail Santa's Rampage