Overview: Halvar and the Vikings are on their way back to Flake, Halvar delighted to have his invincible sword, when they come face to face with Sven. Halvar wants his revenge after Sven broke his sword, but Vic warns him about the danger of such a battle, even with an invincible sword. Despite Vic's recommendations, Halvar attacks Sven, but soon finds himself in a dire situation, that only Vic can save him from.