GSC Game World have released the S.T.A.L.K.E.R.: Legends of the Zone Trilogy Enhanced Edition now which includes S.T.A.L.K.E.R.: Shadow of Chornobyl - Enhanced Edition, S.T.A.L.K.E.R.: Clear Sky - Enhanced Edition and S.T.A.L.K.E.R.: Call of Prypiat - Enhanced Edition.