King of Vikings Walkthrough (King Key Games)

Nightmare x Vampire Inferno of Retribution

This is a walkthrough for the adult (uncensored) version of the King of Vikings visual novel by developer King Key Games, available for download at Nutaku. Though it should also work with the Steam edition.

King of Vikings has only 1 real ending, but has various important choices that you need to get right. By following the guide below you’ll able to unlock the right ending. There’s also various bad endings listed for completeness sake.

There are 3 heroines (Mathilde, Helga, Freja). And you’ll need 2 or 3 save slots for this walkthrough.


  • Please keep in mind that King of Vikings has no CG recollection gallery


  • Pat Mathilde on the shoulder
  • Tell Mathilde about your vision
  • Save Slot 1
  • Agree to go on the quest
  • Freja will speak to no-one else
  • Help Helga
  • You’ll have to do the work of four Valkyrie
  • It was my idea
  • It would’ve caused a civil war
  • Save Slot 2
  • Do it for the people of Vestland
  • (* Adult edition only) Accept
  • (* Adult edition only) Continue
  • Help Helga set up camp
  • Offer to cook dinner
  • (* Adult edition only) Save Slot 3
  • (* Adult edition only) Accept
  • (* Adult edition only) Continue
  • (* Adult edition only) Continue

Bad End version 1 (No CGs)

  • Load Slot 1
  • Use the spear to kill Køtallo yourself

Bad End version 2 (No CGs)

  • Load Slot 2
  • Ignore your pride and just fight

Bad End version 3 (No CGs)

  • Load Slot 3
  • Reject