S.T.A.L.K.E.R. 2: Heart of Chornobyl is a 2024 first-person shooter survival horror video game developed and published by GSC Game World. It is the fourth main game released in the S.T.A.L.K.E.R. video game series, as well as the first S.T.A.L.K.E.R. game in 15 years since the release of Call of Pripyat in 2009.