Obsidian Order
- Intelligence agency and secret police for the Cardassian Union
- Founded with the establishment of the Cardassian Union as representatives of the elite families of Cardassian society (ENT Novel: Uncertain Logic)
- Disallowed from holding military-grade vessels by order of the Detapa Council (DS9: "Defiant")
- Small fleet of approximately ten Keldon-class cruisers constructed c.2371 in preparation for joint Tal Shiar mission against Founder homeworld (DS9: "Defiant", "The Die is Cast")
- All such vessels destroyed alongside a majority of Obsidian Order agents upon the failure of said mission, leading to the collapse of the agency late 2371 (DS9: "The Die is Cast", "The Way of the Warrior", "Rocks and Shoals")
- Related records