The sci-fi first-person shooter game Atomic Heart developed by Mundfish is now offering a limited-time discount of up to 30% on Steam, starting today until May 23. A free demo has also been released, making it a great opportunity for gamers to get their hand on the game.

Atomic Heart is set in an alternative world where Polymer, an super-substance able to power future technologies, is invented in the USSR. The economical growth brought by the breakthrough has allowed the country to quickly recover from World War 2 and become a leading global power. Players will assume the role of KGB agent Sergey Nechaev, who was sent on a mission to investigate the mystery behind the rampage of the robots in Facility No. 3826.