Around 15 games (Biosock Infinity, Dishonored, Last of us, Binarie Domain, Draón's Dovma Dark Arisen ad molre).
It used to be around 30 games but I cutted some of them thta I realized I doesn't need to play until nexten is here (such as Tomb Raider, Far Cry 3, God o Wars Ascension, LA Noire), Bioschock 2, Okami HD, Silent Hills).