The FMS Krayvis was a Ferengi D'Kora-class marauder in service in the late 24th century. It was commanded by Daimon Praag. In 2378, Praag was hired by the rogue Cardassian House Arterius to deliver illegal equipment for their military. The Krayvis picked up a shipment of a cloaking device near the Neutral Zone and travelled to the Maelstrom, avoiding all Federation patrols or sentry points along the way. The Krayvis then rendezvoused with two Cardassian ships, a Galor-class ship and a Keldon-class ship, at Serris II. However, the Galaxy-class USS Dauntless eavesdropped on the meeting between the Cardassians and Daimon Praag, and then after the Cardassians left, the Dauntless engaged and disabled the Krayvis. While Praag sent out a distress call to the Cardassians, hoping for help, when the