Vikings returns for a gripping fourth season. Season three culminated with the extraordinary battle in Paris, where Ragnar seized victory from the jaws of defeat, but still returns to Kattegat dangerously illustrations Thoughts of his death galvanize the forces who seek to succeed him as king, including his wife Queen Aslaug and his oldest son, Bjorn. Meanwhile, Lagertha continues power struggles with her calculating, former second in command, Kalf.

Title from container. Originally broadcast as episodes of the television program in 2016. Special features: Last season recap; Season 1 - season 3 recap; Season 4 teaser "Building power"; Season 4 deep tease; Behind-the-scenes featurette; Vikings: a world revealed; Season 4 part 2 sneak peek.

Disc 1.A good treason -- Kill the queen -- Mercy -- Yol -- (DVD). Disc 2. Promised -- What might have been -- The profit and the loss -- Portage -- (DVD). Disc 3. Death all 'round -- The last ship -- Special features -- (DVD).