Resembling the well known Floppy Disc, this is found on the Siberia Level of TS2 and is essential to restore power to the facility - thereby operating the elevators on the dam complex and allowing access to the final boss. It is found in one of the bunkers in the Research Centre, in what seems to be an operating theatre of some kind. Once claimed, the computer voice announces that there are 'foreign bodies' detected, and the room is locked down. At this moment the dead bodies on the floor reanimate and the player must kill ALL of them to release the lockdown and proceed back to the terminal.