Well, they can't all be zingers. And Vengeance on Varos is no zinger. As a dark, bleak, dystopian adventure, this story falls a little flat and relies on a bit of handwavium at times. There are still, however, some prescient takes on culture, decent effects, and Sil. He really steals the show! This week, we close out the 6th Doctor's televised adventures with Vengeance on Varos!