The Stalker “purist” may tell you otherwise, but most agree that Stalker: Call of Pripyat is the slickest Stalker game of the series. The stories are inter-related but nothing is gained or lost by playing the games in any order you like.
Thus, it will be a way more thrilling experience if you start with the first game.
STALKER: Clear Sky The second game in the order is STALKER: Clear Sky which is actually the second part of the series and for now, it makes clear that the STALKER games should be played in the order of their initial release. GSC World Publishing THQ Deep Silver bitComposer Games “For the first time in the series, the Zone will be yours to explore as a post-apocalyptic open-world-one of the biggest ones to date,” says GSC Game World. There’s a true open world this time Stalker 2 will officially be a seamless open world game.
Is Stalker Clear Sky multiplayer? How is Stalker open world?