Killing Floor 3.75 USD Indie Kids Pack 4.99 USD Plants vs. Zombies 3.99 USD Half-Life 1 1.49 USD Company of Heroes 2.49 USD Everyday Genius: SquareLogic 1.50 USD S.T.A.L.K.E.R. CoP + SoC 4.99 USD Guardians of Graxia 2.49 USD Mount and Blad…