checked-no =>Borg: Complete the Klingon Campaign on Easy to unlock the Borg in Skirmish. =>Extra Skirmish Maps: Completing the Cardassian campaign unlocks the Borg Unicomplex; complete the Breen campaign for Sha Ka Reen; complete the Romulan campaign for Talos IV. =>Extra Skirmish Ships: Complete the Federation campaign for additional Federation ships, or the Dominion campaign for additional Xindi ships.