Attacks with the Hammer of Karak Drazh are resolved at +3 Initiative, and any enemy models that suffer one or more unsaved Wounds from it have their own Initiative reduced to 1 until the end of the Close Combat phase.
Source: Warhammer Fantasy: 8th Edition
Attacks with the Hammer of Karak Drazh are resolved at +3 Initiative, and any enemy models that suffer one or more unsaved Wounds from it have their own Initiative reduced to 1 until the end of the Close Combat phase.