In 2376, the Hartan was active in the Devron system near the Cardassian border, where DaiMon Tolg intended to trade an Omega molecule with the Cardassians. The Ferengi and the Cardassians attacked the Romulan starbase in the system to prevent Admiral Sela and the Romulan Star Empire from seizing Omega. (TNG video game: Armada mission: A Call to Power) Shortly after, the Hartan conducted a salvage operation near Beta Lankal. When the Hartan retrieved a B'rel-class bird-of-prey it was attacked by the Borg. (TNG video game: Armada mission: Assimilation)