Defiance Season 3 Episode 10 When Twilight Dims the Sky Above ( Air Date 2015-08-07 ) Genre Drama, Sci-Fi & Fantasy category. Overview "Amanda decides to ignore Nolan's skepticism and welcome an encouraging Votanis Collective delegation to Defiance. Meanwhile, Stahma's loyalties are tested by an unexpected arrival; and T'evgin takes another step towards acclimating to life on Earth.".