Attacks made with the Axe of Grimnir have the Always Strikes First special rule and wound any model not in magic armour on a To Wound roll of 2+, regardless of the target’s Toughness. Against models in magic armour, a roll of 3+ is required. Additionally, Wounds caused by the Axe of Grimnir have the Multiple Wounds (D6) special rule if directed against a Giant or Chaos Giant.