SG-20
From The Stargate Omnipedia
One of the many units deployed out of Stargate Command inside Cheyenne Mountain.
KEY EPISODE
Death Knell - General Hammond mentions SG-21, confirming that the SG-20 unit must have been formed by 2004.
One of the many units deployed out of Stargate Command inside Cheyenne Mountain.
Death Knell - General Hammond mentions SG-21, confirming that the SG-20 unit must have been formed by 2004.