This trailer is called Inside the Vermintide Part One, as it takes us behind-the-scenes with Fatshark as they show off Warhammer: End Times Vermintide, their upcoming co-op, first-person action game. Word is: "Associate Producer Liam O’Neill and Game Designer Victor Magnuson talk about the fluidity of the combat and some of the upcoming features in this new series of Vermintide trailers."