2 was initially announced in August 2010, however, it was cancelled, with the developer team was dissolved in December 2011. Other installments in the series include: Clear Sky, a prequel released in August – September 2008, and Call of Pripyat, a sequel released in October 2009 – February 2010. The game was eventually released in March 2007 under the publisher THQ, getting generally positive reception. The original game named Shadow of Chernobyl, was originally announced in November 2001 and to be released in 2003, but due to the release date being pushed back multiple times, the game was considered vaporware. Some of the games’ terminology is borrowed from them.

The series was originally inspired by a science fiction novel Roadside Picnic written by Arkady and Boris Strugatsky in 1971, and a loosely based film adaptation Stalker, released in 1979. It is set in a alternate universe where a second explosion occurs in the area surrounding Chernobyl, creating a place called “The Zone”. ( Scavenger, Trespasser, Adventurer, Loner, Killer, Explorer, Robber) is a series of survival horror first person shooter video games developed for PC by a Ukrainian developer GSC Game World.

Stalker you see ivan