Revision Group is a New Soviet Federation research group. After several disturbances were detected in the Chernobyl exclusion zone, Soviet soldiers and several scientists were sent out. The scientists found strange anomalies. And a even stranger object. There were hostile people in the "Zone", these "Stalkers" and "bandits" were captured and executed. Soviet mhigh command was informed and sent 3 research groups. One to study the mutants, and two to study the |||||||||||. One group recovered something more powerful than anything seen before. The |||||||||. The |||||| was removed from the zone and taken to a undisclosed location. With out it, the zone grows silent... Revision group is that group assigned to the zone.