[H]Steam Game keys [W]Mass Effect 1 Steam

I have

-Tiny and Big in Granpda's Leftovers
-Oil Rush -Trapped Dead
-Intrusion 2
-English Country Tune
-Capsized
-Alan Wake American Nightmare
-Dear Esther
-Thomas was alone
-Serious Sam Double D
-Serious Sam HD: The First Encounter
-Serious Sam HD: The Second Encounter
-Serious Sam: The Random Encounter
-Serious Sam 2 -Arma 3 Alpha Lite (Gift)
-Patrician IV - Steam Special Edition + -Patrician IV - Rise of a Dynasty DLC
-Slam Bolt Scrappers
-Penguins Arena: Sedna's World
-Gumboy Crazy Adventures
-Pacific Storm Allies
-Avencast: Rise of the Mage