Emperor Maltazard (simply known as Maltazard) is the father of Darkos, the emperor of Necropolis, and the main antagonist in the Arthur and the Invisibles franchise, based on the 2002 French book by Luc Besson, Arthur and the Minimoys.
Chronicles of Great New Empire[]
Maltazard teamed up with a dark deity who bestows magic powers. That god is called ... Giygas!