Guide to Confronting Lord Zir Discover everything you need to know about confronting Lord Zir, including where to find him, how to summon him, and the valuable items he drops. Lord Zir, known as the Dark Master, is a formidable boss introduced in Season 2, the Season of Blood. He operates at level 80 and can only be summoned in World Tier 4. Originally, players had to complete a...