The Umbrios system is located in the Samnar sector, in the vicinity of Samnar system and Ossec. (Last Unicorn RPG module: The Way of D'era: The Romulan Star Empire)
The Umbrios system is located in the Samnar sector, in the vicinity of Samnar system and Ossec. (Last Unicorn RPG module: The Way of D'era: The Romulan Star Empire)