Guthrum was the son of the late Jarl Borg and his ex-spouse Torvi.As Torvi was pregnant with Guthrum, his father, Borg was killed by Ragnar.. After Torvi married Bjorn, Guthrum was raised by his stepfather in Kattegat and became loyal to the family of his father's killer. Hvitserk.

But with two of the remaining Lothbrok sons meeting up, it looks like a war between siblings is just around the corner. “I’m glad it was Hvitserk in the end that killed Lagertha, and not Ivar or Bjorn or Ubbe. Ivar has a remedy for that.

“I didn’t imagine any of them doing it, and Hvitserk was the one that was least expected to do it.” Vikings season 6 airs Wednesdays on History and Thursdays on Amazon Prime Video. VIKINGS is heating up its plot points as the end of season six comes to a close. Björn in Frankish sources "Berno" was a powerful Viking chieftain and naval commander. Ubbe attempts to convince Hvitserk to ask for mercy, but Hvitserk believes he was guided by the gods to avenge Aslaug.
In the battle against Harald and Ivar's forces, in mid-season of season 5, Guthrum fights. Bjorn puts Hvitserk on trial for the murder of Lagertha; Hvitserk confesses and Bjorn sentences him to be burned alive. Hvitserk spun it, saying that he had avenged his and Ubbe’s mother, Aslaug, who Lagertha had killed when she took over Kattegat. In the promo video Hvitserk is seen looking red-eyed and afraid hanging above flames. She has always had an obsession with Hvitserk– entering the civil war to side with Bjorn and Ubbe.

He appears in contemporary sources such as Annales Bertiniani and the Chronicon Fontanellense.He is first mentioned in the summer of 855. Bjorn Ironside (Alexander Ludwig) comes back to Kattegat, ultimately discovering the death of his mother. Queen (Y/N) the Vast has been obsessed with Hvitserk Lothbrok since her days as a girl in Kattegat. Perhaps Bjorn has come back to avenge his mother’s death and makes Hvitserk pay the price. The oldest text that details his origins is the Norman history of William of Jumièges (c. 1070).

When Hvitserk is about to get burned on a pyre, Ubbe saves his life; then, Bjorn outlaws Hvitserk. It makes those exchanges with Bjorn highly charged and very emotional. Tellingly, he’s seen leaving Kattegat to team up with Bjorn in the mid-season trailer, who is getting ready to go to war with Ivar. “I’m glad it was Hvitserk in the end that killed Lagertha, and not Ivar or Bjorn or Ubbe. Vikings season 6 episode 10 is going to be the shows midseason finale. Hvitserk/Ivar (Vikings)/You; Hvitserk (Vikings)/You; Ivar (Vikings) Hvitserk (Vikings) Summary. Der hersker ikke mange informationer om Hvitserk, andet end at han var med Bjørn og Ivar på plyndringstogt gennem Europa, og at han var med sine brødre i England, da Den Store Hedenske Hær tog hævn over kong Aellas henrettelse af Ragnar Lothbrok. Hvitserk has grown tired of Ivar’s madness (Picture: History)
In the promo video Hvitserk is seen looking red-eyed and afraid hanging above flames. Bjorn Ironside (Alexander Ludwig) comes back to Kattegat, ultimately discovering the death of his mother.

Vikings fans know Lagertha is fated to die, so we weigh the odds of whether her killer will be Bjorn, Hvitserk, Ivar, or Ubbe.

“I didn’t imagine any of them doing it, and Hvitserk was the one that was least expected to do it.”

Perhaps Bjorn has come back to avenge his mother’s death and makes Hvitserk pay the price. It makes a huge difference. And I loved writing them, actually.