Mass Effect 2: Overlord

When sent to investigate a Cerberus research base thats mysteriously gone silent, Shepard arrives to find geth overrunning the base. The sole survivor, Chief Scientist Archer, paints a dire picture: an experiment to fuse a human volunteer with a virtual intelligence created a dangerous hybrid "VI overlord". The rampaging VI has already attacked three other Cerberus bases, controlling any technology it finds in an attempt to break free--and unleashing geth across the planet. Unless Shepard can in...