S.T.A.L.K.E.R. 2: Heart of Chornobyl – Deluxe Edition includes: Pre-order bonus; Steam exclusive content; Bonus mission; Digital artbook; Official soundtrack; Bonus costumes and gun skins. Ukrainian game developers “GSC Game World”, famous for their S.T.A.L.K.E.R. series, promises to surprise you with the second, full-fledged game in the franchise called Heart of Chornobyl. This heart has never beaten louder than it does now. The zone invites stalkers who are determined to plunge into a non-linear journey through a perilous apocalyptic and open Eastern European world. S.T.A.L.K.E.R. 2: Heart of Chornobyl (PC) The Steam key game promises to unleash the full potential of Unreal Engine 5, as well as motion capture and photo geometry technologies to fully convince you of the world of the Zone.