Atomic Heart

 
A system failure at Soviet Facility № 3826 leads machinery to rebel against the people. You are Major P-3, Private Agent, and your task is to minimize the consequences of this ‘systems failure’ and prevent the leakage of classified information. 
To succeed, you’ll have to do your homework and study every deadly foe to avoid becoming their next victim, for secret experiments have led to the emergence of terrifying mutants, implacable machines, and bloodthirsty creatures.