After more than a decade of waiting, fans finally got their hands on a new S.T.A.L.K.E.R. title. S.T.A.L.K.E.R. 2: Heart of Chornobyl is a huge expansion of the concepts introduced in the original S.T.A.L.K.E.R. trilogy, which is both a relief to fans and something that might turn some newcomes away.