Reign 4x16 Promo/Preview "All It Cost Her" (Series Finale) Reign Season 4 Episode 16 Promo Reign Season 4 Series Finale Promo Reign 4x16 Promo "All It Cost Her" (HD) Series Finale Reign 4. sezon 16. bölüm fragmanı » Starring: Adelaide Kane, Anna Popplewell