Vikings' season 5B: Is Magnus really the son of Ragnar Lothbrok?

There isn't any proof Magnus is the son of Ragnar Lothbrok and a quick look up of historical facts reveals there was no Magnus in Ragnar's nor Queen Kwenthrith's legacy

Vikings' Season 4, Episode 14 Review: Suffer Not A Witch

Vikings Season 5 Episode 13 Review: A New God - TV Fanatic

How much truth is there to Viking King Ragnar Lothbrok's legend

Sweatpants & TV Vikings, In Memoriam Season 5, 20 Major Deaths

No Spoilers] The Sons of Ragnar Lothbrok. : r/vikingstv

Vikings on History Channel

Magnus, Vikings Wiki

Vikings season 5 episode 18 review: Baldur - The Dark Carnival

Sweatpants & TV Vikings, Season 5, Episode 18: “Baldur”

Ragnar Lothbrok (Vikings) - Wikipedia