Lord Zir is one of the toughest endgame bosses in Diablo 4, presenting a significant challenge even for experienced players. However, the rewards for defeating him are well worth the effort, as he drops valuable loot, including Diablo 4 items needed for Diablo 4 Gold summoning even more powerful foes. In this guide, we'll explain how to locate, summon, and defeat Lord Zir. Finding and...