"The Umbarans were highly trained in combat, which proved effective during the Republic assault on their homeworld. They caused heavy casualties on the Republic side using the cover of darkness which continuously covered Umbara."@en . . . . "The General Trivia"@en . "Darkness on Umbara"@en . . . . . . "Umbaran Soldier"@en . . "explore/the-clone-wars/ep407/#!/about"@en . . . . . . "The Umbarans were highly trained in combat, which proved effective during the Republic assault on their homeworld. They caused heavy casualties on the Republic side using the cover of darkness which continuously covered Umbara."@en . . . . . . . . . . . . . "explore/the-clone-wars/ep408/#!/media/slideshow"@en .