Hawkmoon: The Jewel in the Skull

Fantasy legend Michael Moorcock won hundreds of thousands of readers with his vast and imaginative multiverse, in which Law and Chaos wage war through endless alternative universes, struggling over the fundamental rules of existence.
Moorcock's heroes of the multiverse have been lauded as some of the most influential characters in fantasy. Among the Eternal Champions, Dorian Hawkmoon is one of the most loved. In the far future, Hawkmoon is pulled unwillingly into a war that will eventually pit him against the ruthless Baron Meliadus and the armies of the Dark Empire. Antique cities, scientific sorcery, and crystalline machines serve as a backdrop to this high adventure.
Dorian Hawkmoon, the last Duke of Koln, swore to destroy the Dark Empire of Granbretan. But after his defeat and capture at the hands of the vast forces of the Empire. Hawkmoon becomes a puppet co-opted by his arch nemesis to infiltrate the last stronghold of rebellion against Granbretan, the small but powerful city of Kamarang. He's been implanted with a black jewel, through whose power the Dark Empire can control his every decision. But in the city of Kamarang, Hawkmoon discovers the power inside him to overcome any control, and his vengeance against the Dark Empire is filled with an unrelenting fury.