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Duke Nukem 3D Hints
Where is the blue keycard? Where is it used?
1 of 4: Right after you go through the "Tiberius Station" door, look for a dark passage with an elevator.
2 of 4: Take the elevator up.
3 of 4: The keycard is on the control panel in this room.
4 of 4: Use the blue keycard at the end of the hallway after you pass the overhead bridge.
