The Lagiacrus is one of the most famous and feared Leviathan, a group that also includes Agnaktor, Uroktor, Royal Ludroth, Gobul , Nibelsnarf, and Kuarusepusu. Lagiacrus also has two different variants, Ivory Lagiacrus, Lagiacrus that have been feeding on quartz, and Abyssal Lagiacrus, old individuals found deep in the abyss.