No activation keys or online checks are required for the single-player campaign.
Developers GSC Game World meticulously recreated real locations like Pripyat and the Chernobyl Nuclear Power Plant to provide a hauntingly authentic atmosphere. Go to product viewer dialog for this item. Stalker.StГn.ДЊernobylu.GOG.rar
Your choices and exploration leads to one of seven different endings. No activation keys or online checks are required